#!/usr/bin/env bash

declare -A matrix

values=(
   16  17  18  19  20  21  52  53  54  55  56  57  88  89  90  91  92  93
   22  23  24  25  26  27  58  59  60  61  62  63  94  95  96  97  98  99
   28  29  30  31  32  33  64  65  66  67  68  69 100 101 102 103 104 105
   34  35  36  37  38  39  70  71  72  73  74  75 106 107 108 109 110 111
   40  41  42  43  44  45  76  77  78  79  80  81 112 113 114 115 116 117
   46  47  48  49  50  51  82  83  84  85  86  87 118 119 120 121 122 123
  124 125 126 127 128 129 160 161 162 163 164 165 196 197 198 199 200 201
  130 131 132 133 134 135 166 167 168 169 170 171 202 203 204 205 206 207
  136 137 138 139 140 141 172 173 174 175 176 177 208 209 210 211 212 213
  142 143 144 145 146 147 178 179 180 181 182 183 214 215 216 217 218 219
  148 149 150 151 152 153 184 185 186 187 188 189 220 221 222 223 224 225
  154 155 156 157 158 159 190 191 192 193 194 195 226 227 228 229 230 231
)

BACKGROUND=48
FOREGROUND=38
RESET=0
BOLD=1
THIN=2
ITALIC=3
UNDERLINE=4
SLOW_BLINK=5
RAPID_BLINK=6
INVERSE=7
HIDDEN=8
STRIKETHROW=9

ANSI_COLORS=(
    "Black"       # 0
    "Red"         # 1
    "Green"       # 2
    "Yellow"      # 3
    "Blue"        # 4
    "Magenta"     # 5
    "Cyan"        # 6
    "White"       # 7
    "Black (B)"   # 8
    "Red (B)"     # 9
    "Green (B)"   # 10
    "Yellow (B)"  # 11
    "Blue (B)"    # 12
    "Magenta (B)" # 13
    "Cyan (B)"    # 14
    "White (B)"   # 15
)

for row in {0..11}; do
  for col in {0..17}; do
    idx=$((row * 18 + col))
    matrix["$row,$col"]=${values[$idx]}
  done
done

function __print_colors {
  echo -e "|039| \033[39m  Default  \033[m |049| \033[49m  Default  \033[m |037| \033[37m  Light gray      \033[m |047| \033[47mLight gray     \033[m"
  echo -e "|030| \033[30m  Black    \033[m |040| \033[40m  Black    \033[m |090| \033[90m  Dark gray       \033[m |100| \033[100mDark gray      \033[m"
  echo -e "|031| \033[31m  Red      \033[m |041| \033[41m  Red      \033[m |091| \033[91m  Light red       \033[m |101| \033[101mLight red      \033[m"
  echo -e "|032| \033[32m  Green    \033[m |042| \033[42m  Green    \033[m |092| \033[92m  Light green     \033[m |102| \033[102mLight green    \033[m"
  echo -e "|033| \033[33m  Yellow   \033[m |043| \033[43m  Yellow   \033[m |093| \033[93m  Light yellow    \033[m |103| \033[103mLight yellow   \033[m"
  echo -e "|034| \033[34m  Blue     \033[m |044| \033[44m  Blue     \033[m |094| \033[94m  Light blue      \033[m |104| \033[104mLight blue     \033[m"
  echo -e "|035| \033[35m  Magenta  \033[m |045| \033[45m  Magenta  \033[m |095| \033[95m  Light magenta   \033[m |105| \033[105mLight magenta  \033[m"
  echo -e "|036| \033[36m  Cyan     \033[m |046| \033[46m  Cyan     \033[m |096| \033[96m  Light cyan      \033[m |106| \033[106mLight cyan     \033[m"
}

function __palette_256 {
  printf "\033[38;5;16m 000000 \033[0m"
  printf "\033[38;5;52m 5f0000 \033[0m"
  printf "\033[38;5;88m 870000 \033[0m"
  printf "\033[38;5;124m af0000 \033[0m"
  printf "\033[38;5;160m d70000 \033[0m"
  printf "\033[38;5;196m ff0000 \033[0m"
  printf "\033[38;5;203m ff5f5f \033[0m"
  printf "\033[38;5;210m ff8787 \033[0m"
  printf "\033[38;5;217m ffafaf \033[0m"
  printf "\033[38;5;224m ffd7d7 \033[0m"
  printf "\033[38;5;231m ffffff \033[0m"
  echo
  printf "\033[38;5;16m     16 \033[0m"
  printf "\033[38;5;52m     52 \033[0m"
  printf "\033[38;5;88m     88 \033[0m"
  printf "\033[38;5;124m    124 \033[0m"
  printf "\033[38;5;160m    160 \033[0m"
  printf "\033[38;5;196m    196 \033[0m"
  printf "\033[38;5;203m    203 \033[0m"
  printf "\033[38;5;210m    210 \033[0m"
  printf "\033[38;5;217m    217 \033[0m"
  printf "\033[38;5;224m    224 \033[0m"
  printf "\033[38;5;231m    231 \033[0m"
  echo
  printf "\033[48;5;16m 000000 \033[0m"
  printf "\033[48;5;52m 5f0000 \033[0m"
  printf "\033[48;5;88m 870000 \033[0m"
  printf "\033[48;5;124m af0000 \033[0m"
  printf "\033[48;5;160m d70000 \033[0m"
  printf "\033[48;5;196m ff0000 \033[0m"
  printf "\033[48;5;203m ff5f5f \033[0m"
  printf "\033[48;5;210m ff8787 \033[0m"
  printf "\033[48;5;217m ffafaf \033[0m"
  printf "\033[48;5;224m ffd7d7 \033[0m"
  printf "\033[48;5;231m ffffff \033[0m"
  echo
  printf "\033[48;5;16m     16 \033[0m"
  printf "\033[48;5;52m     52 \033[0m"
  printf "\033[48;5;88m     88 \033[0m"
  printf "\033[48;5;124m    124 \033[0m"
  printf "\033[48;5;160m    160 \033[0m"
  printf "\033[48;5;196m    196 \033[0m"
  printf "\033[48;5;203m    203 \033[0m"
  printf "\033[48;5;210m    210 \033[0m"
  printf "\033[48;5;217m    217 \033[0m"
  printf "\033[48;5;224m    224 \033[0m"
  printf "\033[48;5;231m    231 \033[0m"
  echo
  printf "\033[38;5;16m 000000 \033[0m"
  printf "\033[38;5;22m 005f00 \033[0m"
  printf "\033[38;5;28m 008700 \033[0m"
  printf "\033[38;5;34m 00af00 \033[0m"
  printf "\033[38;5;40m 00d700 \033[0m"
  printf "\033[38;5;46m 00ff00 \033[0m"
  printf "\033[38;5;83m 5fff5f \033[0m"
  printf "\033[38;5;120m 87ff87 \033[0m"
  printf "\033[38;5;157m afffaf \033[0m"
  printf "\033[38;5;194m d7ffd7 \033[0m"
  printf "\033[38;5;231m ffffff \033[0m"
  echo
  printf "\033[38;5;16m     16 \033[0m"
  printf "\033[38;5;22m     22 \033[0m"
  printf "\033[38;5;28m     28 \033[0m"
  printf "\033[38;5;34m     34 \033[0m"
  printf "\033[38;5;40m     40 \033[0m"
  printf "\033[38;5;46m     46 \033[0m"
  printf "\033[38;5;83m     83 \033[0m"
  printf "\033[38;5;120m    120 \033[0m"
  printf "\033[38;5;157m    157 \033[0m"
  printf "\033[38;5;194m    194 \033[0m"
  printf "\033[38;5;231m    231 \033[0m"
  echo
  printf "\033[48;5;16m 000000 \033[0m"
  printf "\033[48;5;22m 005f00 \033[0m"
  printf "\033[48;5;28m 008700 \033[0m"
  printf "\033[48;5;34m 00af00 \033[0m"
  printf "\033[48;5;40m 00d700 \033[0m"
  printf "\033[48;5;46m 00ff00 \033[0m"
  printf "\033[48;5;83m 5fff5f \033[0m"
  printf "\033[48;5;120m 87ff87 \033[0m"
  printf "\033[48;5;157m afffaf \033[0m"
  printf "\033[48;5;194m d7ffd7 \033[0m"
  printf "\033[48;5;231m ffffff \033[0m"
  echo
  printf "\033[48;5;16m     16 \033[0m"
  printf "\033[48;5;22m     22 \033[0m"
  printf "\033[48;5;28m     28 \033[0m"
  printf "\033[48;5;34m     34 \033[0m"
  printf "\033[48;5;40m     40 \033[0m"
  printf "\033[48;5;46m     46 \033[0m"
  printf "\033[48;5;83m     83 \033[0m"
  printf "\033[48;5;120m    120 \033[0m"
  printf "\033[48;5;157m    157 \033[0m"
  printf "\033[48;5;194m    194 \033[0m"
  printf "\033[48;5;231m    231 \033[0m"
  echo
  printf "\033[38;5;16m 000000 \033[0m"
  printf "\033[38;5;17m 00005f \033[0m"
  printf "\033[38;5;18m 000087 \033[0m"
  printf "\033[38;5;19m 0000af \033[0m"
  printf "\033[38;5;20m 0000d7 \033[0m"
  printf "\033[38;5;21m 0000ff \033[0m"
  printf "\033[38;5;63m 5f5fff \033[0m"
  printf "\033[38;5;105m 8787ff \033[0m"
  printf "\033[38;5;147m afafff \033[0m"
  printf "\033[38;5;189m d7d7ff \033[0m"
  printf "\033[38;5;231m ffffff \033[0m"
  echo
  printf "\033[38;5;16m     16 \033[0m"
  printf "\033[38;5;17m     17 \033[0m"
  printf "\033[38;5;18m     18 \033[0m"
  printf "\033[38;5;19m     19 \033[0m"
  printf "\033[38;5;20m     20 \033[0m"
  printf "\033[38;5;21m     21 \033[0m"
  printf "\033[38;5;63m     63 \033[0m"
  printf "\033[38;5;105m    105 \033[0m"
  printf "\033[38;5;147m    147 \033[0m"
  printf "\033[38;5;189m    189 \033[0m"
  printf "\033[38;5;231m    231 \033[0m"
  echo
  printf "\033[48;5;16m 000000 \033[0m"
  printf "\033[48;5;17m 00005f \033[0m"
  printf "\033[48;5;18m 000087 \033[0m"
  printf "\033[48;5;19m 0000af \033[0m"
  printf "\033[48;5;20m 0000d7 \033[0m"
  printf "\033[48;5;21m 0000ff \033[0m"
  printf "\033[48;5;63m 5f5fff \033[0m"
  printf "\033[48;5;105m 8787ff \033[0m"
  printf "\033[48;5;147m afafff \033[0m"
  printf "\033[48;5;189m d7d7ff \033[0m"
  printf "\033[48;5;231m ffffff \033[0m"
  echo
  printf "\033[48;5;16m     16 \033[0m"
  printf "\033[48;5;17m     17 \033[0m"
  printf "\033[48;5;18m     18 \033[0m"
  printf "\033[48;5;19m     19 \033[0m"
  printf "\033[48;5;20m     20 \033[0m"
  printf "\033[48;5;21m     21 \033[0m"
  printf "\033[48;5;63m     63 \033[0m"
  printf "\033[48;5;105m    105 \033[0m"
  printf "\033[48;5;147m    147 \033[0m"
  printf "\033[48;5;189m    189 \033[0m"
  printf "\033[48;5;231m    231 \033[0m"
  echo
  printf "\033[38;5;16m 000000 \033[0m"
  printf "\033[38;5;58m 5f5f00 \033[0m"
  printf "\033[38;5;100m 878700 \033[0m"
  printf "\033[38;5;142m afaf00 \033[0m"
  printf "\033[38;5;184m d7d700 \033[0m"
  printf "\033[38;5;226m ffff00 \033[0m"
  printf "\033[38;5;227m ffff5f \033[0m"
  printf "\033[38;5;228m ffff87 \033[0m"
  printf "\033[38;5;229m ffffaf \033[0m"
  printf "\033[38;5;230m ffffd7 \033[0m"
  printf "\033[38;5;231m ffffff \033[0m"
  echo
  printf "\033[38;5;16m     16 \033[0m"
  printf "\033[38;5;58m     58 \033[0m"
  printf "\033[38;5;100m    100 \033[0m"
  printf "\033[38;5;142m    142 \033[0m"
  printf "\033[38;5;184m    184 \033[0m"
  printf "\033[38;5;226m    226 \033[0m"
  printf "\033[38;5;227m    227 \033[0m"
  printf "\033[38;5;228m    228 \033[0m"
  printf "\033[38;5;229m    229 \033[0m"
  printf "\033[38;5;230m    230 \033[0m"
  printf "\033[38;5;231m    231 \033[0m"
  echo
  printf "\033[48;5;16m 000000 \033[0m"
  printf "\033[48;5;58m 5f5f00 \033[0m"
  printf "\033[48;5;100m 878700 \033[0m"
  printf "\033[48;5;142m afaf00 \033[0m"
  printf "\033[48;5;184m d7d700 \033[0m"
  printf "\033[48;5;226m ffff00 \033[0m"
  printf "\033[48;5;227m ffff5f \033[0m"
  printf "\033[48;5;228m ffff87 \033[0m"
  printf "\033[48;5;229m ffffaf \033[0m"
  printf "\033[48;5;230m ffffd7 \033[0m"
  printf "\033[48;5;231m ffffff \033[0m"
  echo
  printf "\033[48;5;16m     16 \033[0m"
  printf "\033[48;5;58m     58 \033[0m"
  printf "\033[48;5;100m    100 \033[0m"
  printf "\033[48;5;142m    142 \033[0m"
  printf "\033[48;5;184m    184 \033[0m"
  printf "\033[48;5;226m    226 \033[0m"
  printf "\033[48;5;227m    227 \033[0m"
  printf "\033[48;5;228m    228 \033[0m"
  printf "\033[48;5;229m    229 \033[0m"
  printf "\033[48;5;230m    230 \033[0m"
  printf "\033[48;5;231m    231 \033[0m"
  echo
  printf "\033[38;5;16m 000000 \033[0m"
  printf "\033[38;5;53m 5f005f \033[0m"
  printf "\033[38;5;90m 870087 \033[0m"
  printf "\033[38;5;127m af00af \033[0m"
  printf "\033[38;5;164m d700d7 \033[0m"
  printf "\033[38;5;201m ff00ff \033[0m"
  printf "\033[38;5;207m ff5fff \033[0m"
  printf "\033[38;5;213m ff87ff \033[0m"
  printf "\033[38;5;219m ffafff \033[0m"
  printf "\033[38;5;225m ffd7ff \033[0m"
  printf "\033[38;5;231m ffffff \033[0m"
  echo
  printf "\033[38;5;16m     16 \033[0m"
  printf "\033[38;5;53m     53 \033[0m"
  printf "\033[38;5;90m     90 \033[0m"
  printf "\033[38;5;127m    127 \033[0m"
  printf "\033[38;5;164m    164 \033[0m"
  printf "\033[38;5;201m    201 \033[0m"
  printf "\033[38;5;207m    207 \033[0m"
  printf "\033[38;5;213m    213 \033[0m"
  printf "\033[38;5;219m    219 \033[0m"
  printf "\033[38;5;225m    225 \033[0m"
  printf "\033[38;5;231m    231 \033[0m"
  echo
  printf "\033[48;5;16m 000000 \033[0m"
  printf "\033[48;5;53m 5f005f \033[0m"
  printf "\033[48;5;90m 870087 \033[0m"
  printf "\033[48;5;127m af00af \033[0m"
  printf "\033[48;5;164m d700d7 \033[0m"
  printf "\033[48;5;201m ff00ff \033[0m"
  printf "\033[48;5;207m ff5fff \033[0m"
  printf "\033[48;5;213m ff87ff \033[0m"
  printf "\033[48;5;219m ffafff \033[0m"
  printf "\033[48;5;225m ffd7ff \033[0m"
  printf "\033[48;5;231m ffffff \033[0m"
  echo
  printf "\033[48;5;16m     16 \033[0m"
  printf "\033[48;5;53m     53 \033[0m"
  printf "\033[48;5;90m     90 \033[0m"
  printf "\033[48;5;127m    127 \033[0m"
  printf "\033[48;5;164m    164 \033[0m"
  printf "\033[48;5;201m    201 \033[0m"
  printf "\033[48;5;207m    207 \033[0m"
  printf "\033[48;5;213m    213 \033[0m"
  printf "\033[48;5;219m    219 \033[0m"
  printf "\033[48;5;225m    225 \033[0m"
  printf "\033[48;5;231m    231 \033[0m"
  echo
  printf "\033[38;5;16m 000000 \033[0m"
  printf "\033[38;5;23m 005f5f \033[0m"
  printf "\033[38;5;30m 008787 \033[0m"
  printf "\033[38;5;37m 00afaf \033[0m"
  printf "\033[38;5;44m 00d7d7 \033[0m"
  printf "\033[38;5;51m 00ffff \033[0m"
  printf "\033[38;5;87m 5fffff \033[0m"
  printf "\033[38;5;123m 87ffff \033[0m"
  printf "\033[38;5;159m afffff \033[0m"
  printf "\033[38;5;195m d7ffff \033[0m"
  printf "\033[38;5;231m ffffff \033[0m"
  echo
  printf "\033[38;5;16m     16 \033[0m"
  printf "\033[38;5;23m     23 \033[0m"
  printf "\033[38;5;30m     30 \033[0m"
  printf "\033[38;5;37m     37 \033[0m"
  printf "\033[38;5;44m     44 \033[0m"
  printf "\033[38;5;51m     51 \033[0m"
  printf "\033[38;5;87m     87 \033[0m"
  printf "\033[38;5;123m    123 \033[0m"
  printf "\033[38;5;159m    159 \033[0m"
  printf "\033[38;5;195m    195 \033[0m"
  printf "\033[38;5;231m    231 \033[0m"
  echo
  printf "\033[48;5;16m 000000 \033[0m"
  printf "\033[48;5;23m 005f5f \033[0m"
  printf "\033[48;5;30m 008787 \033[0m"
  printf "\033[48;5;37m 00afaf \033[0m"
  printf "\033[48;5;44m 00d7d7 \033[0m"
  printf "\033[48;5;51m 00ffff \033[0m"
  printf "\033[48;5;87m 5fffff \033[0m"
  printf "\033[48;5;123m 87ffff \033[0m"
  printf "\033[48;5;159m afffff \033[0m"
  printf "\033[48;5;195m d7ffff \033[0m"
  printf "\033[48;5;231m ffffff \033[0m"
  echo
  printf "\033[48;5;16m     16 \033[0m"
  printf "\033[48;5;23m     23 \033[0m"
  printf "\033[48;5;30m     30 \033[0m"
  printf "\033[48;5;37m     37 \033[0m"
  printf "\033[48;5;44m     44 \033[0m"
  printf "\033[48;5;51m     51 \033[0m"
  printf "\033[48;5;87m     87 \033[0m"
  printf "\033[48;5;123m    123 \033[0m"
  printf "\033[48;5;159m    159 \033[0m"
  printf "\033[48;5;195m    195 \033[0m"
  printf "\033[48;5;231m    231 \033[0m"
  echo
  printf "\033[38;5;196m ff0000 \033[0m"
  printf "\033[38;5;203m ff5f5f \033[0m"
  printf "\033[38;5;210m ff8787 \033[0m"
  printf "\033[38;5;217m ffafaf \033[0m"
  printf "\033[38;5;224m ffd7d7 \033[0m"
  printf "\033[38;5;231m ffffff \033[0m"
  printf "\033[38;5;230m ffffd7 \033[0m"
  printf "\033[38;5;229m ffffaf \033[0m"
  printf "\033[38;5;228m ffff87 \033[0m"
  printf "\033[38;5;227m ffff5f \033[0m"
  printf "\033[38;5;226m ffff00 \033[0m"
  echo
  printf "\033[38;5;196m    196 \033[0m"
  printf "\033[38;5;203m    203 \033[0m"
  printf "\033[38;5;210m    210 \033[0m"
  printf "\033[38;5;217m    217 \033[0m"
  printf "\033[38;5;224m    224 \033[0m"
  printf "\033[38;5;231m    231 \033[0m"
  printf "\033[38;5;230m    230 \033[0m"
  printf "\033[38;5;229m    229 \033[0m"
  printf "\033[38;5;228m    228 \033[0m"
  printf "\033[38;5;227m    227 \033[0m"
  printf "\033[38;5;226m    226 \033[0m"
  echo
  printf "\033[48;5;196m ff0000 \033[0m"
  printf "\033[48;5;203m ff5f5f \033[0m"
  printf "\033[48;5;210m ff8787 \033[0m"
  printf "\033[48;5;217m ffafaf \033[0m"
  printf "\033[48;5;224m ffd7d7 \033[0m"
  printf "\033[48;5;231m ffffff \033[0m"
  printf "\033[48;5;230m ffffd7 \033[0m"
  printf "\033[48;5;229m ffffaf \033[0m"
  printf "\033[48;5;228m ffff87 \033[0m"
  printf "\033[48;5;227m ffff5f \033[0m"
  printf "\033[48;5;226m ffff00 \033[0m"
  echo
  printf "\033[48;5;196m    196 \033[0m"
  printf "\033[48;5;203m    203 \033[0m"
  printf "\033[48;5;210m    210 \033[0m"
  printf "\033[48;5;217m    217 \033[0m"
  printf "\033[48;5;224m    224 \033[0m"
  printf "\033[48;5;231m    231 \033[0m"
  printf "\033[48;5;230m    230 \033[0m"
  printf "\033[48;5;229m    229 \033[0m"
  printf "\033[48;5;228m    228 \033[0m"
  printf "\033[48;5;227m    227 \033[0m"
  printf "\033[48;5;226m    226 \033[0m"
  echo
  printf "\033[38;5;46m 00ff00 \033[0m"
  printf "\033[38;5;83m 5fff5f \033[0m"
  printf "\033[38;5;120m 87ff87 \033[0m"
  printf "\033[38;5;157m afffaf \033[0m"
  printf "\033[38;5;194m d7ffd7 \033[0m"
  printf "\033[38;5;231m ffffff \033[0m"
  printf "\033[38;5;195m d7ffff \033[0m"
  printf "\033[38;5;159m afffff \033[0m"
  printf "\033[38;5;123m 87ffff \033[0m"
  printf "\033[38;5;87m 5fffff \033[0m"
  printf "\033[38;5;51m 00ffff \033[0m"
  echo
  printf "\033[38;5;46m     46 \033[0m"
  printf "\033[38;5;83m     83 \033[0m"
  printf "\033[38;5;120m    120 \033[0m"
  printf "\033[38;5;157m    157 \033[0m"
  printf "\033[38;5;194m    194 \033[0m"
  printf "\033[38;5;231m    231 \033[0m"
  printf "\033[38;5;195m    195 \033[0m"
  printf "\033[38;5;159m    159 \033[0m"
  printf "\033[38;5;123m    123 \033[0m"
  printf "\033[38;5;87m     87 \033[0m"
  printf "\033[38;5;51m     51 \033[0m"
  echo
  printf "\033[48;5;46m 00ff00 \033[0m"
  printf "\033[48;5;83m 5fff5f \033[0m"
  printf "\033[48;5;120m 87ff87 \033[0m"
  printf "\033[48;5;157m afffaf \033[0m"
  printf "\033[48;5;194m d7ffd7 \033[0m"
  printf "\033[48;5;231m ffffff \033[0m"
  printf "\033[48;5;195m d7ffff \033[0m"
  printf "\033[48;5;159m afffff \033[0m"
  printf "\033[48;5;123m 87ffff \033[0m"
  printf "\033[48;5;87m 5fffff \033[0m"
  printf "\033[48;5;51m 00ffff \033[0m"
  echo
  printf "\033[48;5;46m     46 \033[0m"
  printf "\033[48;5;83m     83 \033[0m"
  printf "\033[48;5;120m    120 \033[0m"
  printf "\033[48;5;157m    157 \033[0m"
  printf "\033[48;5;194m    194 \033[0m"
  printf "\033[48;5;231m    231 \033[0m"
  printf "\033[48;5;195m    195 \033[0m"
  printf "\033[48;5;159m    159 \033[0m"
  printf "\033[48;5;123m    123 \033[0m"
  printf "\033[48;5;87m     87 \033[0m"
  printf "\033[48;5;51m     51 \033[0m"
  echo
  printf "\033[38;5;21m 0000ff \033[0m"
  printf "\033[38;5;63m 5f5fff \033[0m"
  printf "\033[38;5;105m 8787ff \033[0m"
  printf "\033[38;5;147m afafff \033[0m"
  printf "\033[38;5;189m d7d7ff \033[0m"
  printf "\033[38;5;231m ffffff \033[0m"
  printf "\033[38;5;225m ffd7ff \033[0m"
  printf "\033[38;5;219m ffafff \033[0m"
  printf "\033[38;5;213m ff87ff \033[0m"
  printf "\033[38;5;207m ff5fff \033[0m"
  printf "\033[38;5;201m ff00ff \033[0m"
  echo
  printf "\033[38;5;21m     21 \033[0m"
  printf "\033[38;5;63m     63 \033[0m"
  printf "\033[38;5;105m    105 \033[0m"
  printf "\033[38;5;147m    147 \033[0m"
  printf "\033[38;5;189m    189 \033[0m"
  printf "\033[38;5;231m    231 \033[0m"
  printf "\033[38;5;225m    225 \033[0m"
  printf "\033[38;5;219m    219 \033[0m"
  printf "\033[38;5;213m    213 \033[0m"
  printf "\033[38;5;207m    207 \033[0m"
  printf "\033[38;5;201m    201 \033[0m"
  echo
  printf "\033[48;5;21m 0000ff \033[0m"
  printf "\033[48;5;63m 5f5fff \033[0m"
  printf "\033[48;5;105m 8787ff \033[0m"
  printf "\033[48;5;147m afafff \033[0m"
  printf "\033[48;5;189m d7d7ff \033[0m"
  printf "\033[48;5;231m ffffff \033[0m"
  printf "\033[48;5;225m ffd7ff \033[0m"
  printf "\033[48;5;219m ffafff \033[0m"
  printf "\033[48;5;213m ff87ff \033[0m"
  printf "\033[48;5;207m ff5fff \033[0m"
  printf "\033[48;5;201m ff00ff \033[0m"
  echo
  printf "\033[48;5;21m     21 \033[0m"
  printf "\033[48;5;63m     63 \033[0m"
  printf "\033[48;5;105m    105 \033[0m"
  printf "\033[48;5;147m    147 \033[0m"
  printf "\033[48;5;189m    189 \033[0m"
  printf "\033[48;5;231m    231 \033[0m"
  printf "\033[48;5;225m    225 \033[0m"
  printf "\033[48;5;219m    219 \033[0m"
  printf "\033[48;5;213m    213 \033[0m"
  printf "\033[48;5;207m    207 \033[0m"
  printf "\033[48;5;201m    201 \033[0m"
  echo
  printf "\033[38;5;16m 000000 \033[0m"
  printf "\033[38;5;52m 5f0000 \033[0m"
  printf "\033[38;5;88m 870000 \033[0m"
  printf "\033[38;5;124m af0000 \033[0m"
  printf "\033[38;5;160m d70000 \033[0m"
  printf "\033[38;5;196m ff0000 \033[0m"
  printf "\033[38;5;202m ff5f00 \033[0m"
  printf "\033[38;5;208m ff8700 \033[0m"
  printf "\033[38;5;214m ffaf00 \033[0m"
  printf "\033[38;5;220m ffd700 \033[0m"
  printf "\033[38;5;226m ffff00 \033[0m"
  printf "\033[38;5;227m ffff5f \033[0m"
  printf "\033[38;5;228m ffff87 \033[0m"
  printf "\033[38;5;229m ffffaf \033[0m"
  printf "\033[38;5;230m ffffd7 \033[0m"
  printf "\033[38;5;231m ffffff \033[0m"
  echo
  printf "\033[38;5;16m     16 \033[0m"
  printf "\033[38;5;52m     52 \033[0m"
  printf "\033[38;5;88m     88 \033[0m"
  printf "\033[38;5;124m    124 \033[0m"
  printf "\033[38;5;160m    160 \033[0m"
  printf "\033[38;5;196m    196 \033[0m"
  printf "\033[38;5;202m    202 \033[0m"
  printf "\033[38;5;208m    208 \033[0m"
  printf "\033[38;5;214m    214 \033[0m"
  printf "\033[38;5;220m    220 \033[0m"
  printf "\033[38;5;226m    226 \033[0m"
  printf "\033[38;5;227m    227 \033[0m"
  printf "\033[38;5;228m    228 \033[0m"
  printf "\033[38;5;229m    229 \033[0m"
  printf "\033[38;5;230m    230 \033[0m"
  printf "\033[38;5;231m    231 \033[0m"
  echo
  printf "\033[48;5;16m 000000 \033[0m"
  printf "\033[48;5;52m 5f0000 \033[0m"
  printf "\033[48;5;88m 870000 \033[0m"
  printf "\033[48;5;124m af0000 \033[0m"
  printf "\033[48;5;160m d70000 \033[0m"
  printf "\033[48;5;196m ff0000 \033[0m"
  printf "\033[48;5;202m ff5f00 \033[0m"
  printf "\033[48;5;208m ff8700 \033[0m"
  printf "\033[48;5;214m ffaf00 \033[0m"
  printf "\033[48;5;220m ffd700 \033[0m"
  printf "\033[48;5;226m ffff00 \033[0m"
  printf "\033[48;5;227m ffff5f \033[0m"
  printf "\033[48;5;228m ffff87 \033[0m"
  printf "\033[48;5;229m ffffaf \033[0m"
  printf "\033[48;5;230m ffffd7 \033[0m"
  printf "\033[48;5;231m ffffff \033[0m"
  echo
  printf "\033[48;5;16m     16 \033[0m"
  printf "\033[48;5;52m     52 \033[0m"
  printf "\033[48;5;88m     88 \033[0m"
  printf "\033[48;5;124m    124 \033[0m"
  printf "\033[48;5;160m    160 \033[0m"
  printf "\033[48;5;196m    196 \033[0m"
  printf "\033[48;5;202m    202 \033[0m"
  printf "\033[48;5;208m    208 \033[0m"
  printf "\033[48;5;214m    214 \033[0m"
  printf "\033[48;5;220m    220 \033[0m"
  printf "\033[48;5;226m    226 \033[0m"
  printf "\033[48;5;227m    227 \033[0m"
  printf "\033[48;5;228m    228 \033[0m"
  printf "\033[48;5;229m    229 \033[0m"
  printf "\033[48;5;230m    230 \033[0m"
  printf "\033[48;5;231m    231 \033[0m"
  echo
  printf "\033[38;5;16m 000000 \033[0m"
  printf "\033[38;5;22m 005f00 \033[0m"
  printf "\033[38;5;28m 008700 \033[0m"
  printf "\033[38;5;34m 00af00 \033[0m"
  printf "\033[38;5;40m 00d700 \033[0m"
  printf "\033[38;5;46m 00ff00 \033[0m"
  printf "\033[38;5;47m 00ff5f \033[0m"
  printf "\033[38;5;48m 00ff87 \033[0m"
  printf "\033[38;5;49m 00ffaf \033[0m"
  printf "\033[38;5;50m 00ffd7 \033[0m"
  printf "\033[38;5;51m 00ffff \033[0m"
  printf "\033[38;5;87m 5fffff \033[0m"
  printf "\033[38;5;123m 87ffff \033[0m"
  printf "\033[38;5;159m afffff \033[0m"
  printf "\033[38;5;195m d7ffff \033[0m"
  printf "\033[38;5;231m ffffff \033[0m"
  echo
  printf "\033[38;5;16m     16 \033[0m"
  printf "\033[38;5;22m     22 \033[0m"
  printf "\033[38;5;28m     28 \033[0m"
  printf "\033[38;5;34m     34 \033[0m"
  printf "\033[38;5;40m     40 \033[0m"
  printf "\033[38;5;46m     46 \033[0m"
  printf "\033[38;5;47m     47 \033[0m"
  printf "\033[38;5;48m     48 \033[0m"
  printf "\033[38;5;49m     49 \033[0m"
  printf "\033[38;5;50m     50 \033[0m"
  printf "\033[38;5;51m     51 \033[0m"
  printf "\033[38;5;87m     87 \033[0m"
  printf "\033[38;5;123m    123 \033[0m"
  printf "\033[38;5;159m    159 \033[0m"
  printf "\033[38;5;195m    195 \033[0m"
  printf "\033[38;5;231m    231 \033[0m"
  echo
  printf "\033[48;5;16m 000000 \033[0m"
  printf "\033[48;5;22m 005f00 \033[0m"
  printf "\033[48;5;28m 008700 \033[0m"
  printf "\033[48;5;34m 00af00 \033[0m"
  printf "\033[48;5;40m 00d700 \033[0m"
  printf "\033[48;5;46m 00ff00 \033[0m"
  printf "\033[48;5;47m 00ff5f \033[0m"
  printf "\033[48;5;48m 00ff87 \033[0m"
  printf "\033[48;5;49m 00ffaf \033[0m"
  printf "\033[48;5;50m 00ffd7 \033[0m"
  printf "\033[48;5;51m 00ffff \033[0m"
  printf "\033[48;5;87m 5fffff \033[0m"
  printf "\033[48;5;123m 87ffff \033[0m"
  printf "\033[48;5;159m afffff \033[0m"
  printf "\033[48;5;195m d7ffff \033[0m"
  printf "\033[48;5;231m ffffff \033[0m"
  echo
  printf "\033[48;5;16m     16 \033[0m"
  printf "\033[48;5;22m     22 \033[0m"
  printf "\033[48;5;28m     28 \033[0m"
  printf "\033[48;5;34m     34 \033[0m"
  printf "\033[48;5;40m     40 \033[0m"
  printf "\033[48;5;46m     46 \033[0m"
  printf "\033[48;5;47m     47 \033[0m"
  printf "\033[48;5;48m     48 \033[0m"
  printf "\033[48;5;49m     49 \033[0m"
  printf "\033[48;5;50m     50 \033[0m"
  printf "\033[48;5;51m     51 \033[0m"
  printf "\033[48;5;87m     87 \033[0m"
  printf "\033[48;5;123m    123 \033[0m"
  printf "\033[48;5;159m    159 \033[0m"
  printf "\033[48;5;195m    195 \033[0m"
  printf "\033[48;5;231m    231 \033[0m"
  echo
  printf "\033[38;5;16m 000000 \033[0m"
  printf "\033[38;5;17m 00005f \033[0m"
  printf "\033[38;5;18m 000087 \033[0m"
  printf "\033[38;5;19m 0000af \033[0m"
  printf "\033[38;5;20m 0000d7 \033[0m"
  printf "\033[38;5;21m 0000ff \033[0m"
  printf "\033[38;5;57m 5f00ff \033[0m"
  printf "\033[38;5;93m 8700ff \033[0m"
  printf "\033[38;5;129m af00ff \033[0m"
  printf "\033[38;5;165m d700ff \033[0m"
  printf "\033[38;5;201m ff00ff \033[0m"
  printf "\033[38;5;207m ff5fff \033[0m"
  printf "\033[38;5;213m ff87ff \033[0m"
  printf "\033[38;5;219m ffafff \033[0m"
  printf "\033[38;5;225m ffd7ff \033[0m"
  printf "\033[38;5;231m ffffff \033[0m"
  echo
  printf "\033[38;5;16m     16 \033[0m"
  printf "\033[38;5;17m     17 \033[0m"
  printf "\033[38;5;18m     18 \033[0m"
  printf "\033[38;5;19m     19 \033[0m"
  printf "\033[38;5;20m     20 \033[0m"
  printf "\033[38;5;21m     21 \033[0m"
  printf "\033[38;5;57m     57 \033[0m"
  printf "\033[38;5;93m     93 \033[0m"
  printf "\033[38;5;129m    129 \033[0m"
  printf "\033[38;5;165m    165 \033[0m"
  printf "\033[38;5;201m    201 \033[0m"
  printf "\033[38;5;207m    207 \033[0m"
  printf "\033[38;5;213m    213 \033[0m"
  printf "\033[38;5;219m    219 \033[0m"
  printf "\033[38;5;225m    225 \033[0m"
  printf "\033[38;5;231m    231 \033[0m"
  echo
  printf "\033[48;5;16m 000000 \033[0m"
  printf "\033[48;5;17m 00005f \033[0m"
  printf "\033[48;5;18m 000087 \033[0m"
  printf "\033[48;5;19m 0000af \033[0m"
  printf "\033[48;5;20m 0000d7 \033[0m"
  printf "\033[48;5;21m 0000ff \033[0m"
  printf "\033[48;5;57m 5f00ff \033[0m"
  printf "\033[48;5;93m 8700ff \033[0m"
  printf "\033[48;5;129m af00ff \033[0m"
  printf "\033[48;5;165m d700ff \033[0m"
  printf "\033[48;5;201m ff00ff \033[0m"
  printf "\033[48;5;207m ff5fff \033[0m"
  printf "\033[48;5;213m ff87ff \033[0m"
  printf "\033[48;5;219m ffafff \033[0m"
  printf "\033[48;5;225m ffd7ff \033[0m"
  printf "\033[48;5;231m ffffff \033[0m"
  echo
  printf "\033[48;5;16m     16 \033[0m"
  printf "\033[48;5;17m     17 \033[0m"
  printf "\033[48;5;18m     18 \033[0m"
  printf "\033[48;5;19m     19 \033[0m"
  printf "\033[48;5;20m     20 \033[0m"
  printf "\033[48;5;21m     21 \033[0m"
  printf "\033[48;5;57m     57 \033[0m"
  printf "\033[48;5;93m     93 \033[0m"
  printf "\033[48;5;129m    129 \033[0m"
  printf "\033[48;5;165m    165 \033[0m"
  printf "\033[48;5;201m    201 \033[0m"
  printf "\033[48;5;207m    207 \033[0m"
  printf "\033[48;5;213m    213 \033[0m"
  printf "\033[48;5;219m    219 \033[0m"
  printf "\033[48;5;225m    225 \033[0m"
  printf "\033[48;5;231m    231 \033[0m"
  echo
  echo
}

function __print_colors_256 {
  for i in {0..15} ; do
    $FG && printf "\e[38;5;%sm%3d\e[0m " "$i" "$i"
    $BG && printf "\e[48;5;%sm%3d\e[0m " "$i" "$i"
  done

  echo
  echo

  for row in {0..11}; do
    for col in {0..17}; do
      value=${matrix["$row,$col"]}
      $FG && printf "\e[38;5;%sm%4d\e[0m" "$value" "$value"
      $BG && printf "\e[48;5;%sm%4d\e[0m" "$value" "$value"
    done
    echo
  done

  echo
  echo

  for i in {232..243} ; do
    $FG && printf "\e[38;5;%sm%3d\e[0m " "$i" "$i"
    $BG && printf "\e[48;5;%sm%3d\e[0m " "$i" "$i"
  done

  echo

  for i in {244..255} ; do
    $FG && printf "\e[38;5;%sm%3d\e[0m " "$i" "$i"
    $BG && printf "\e[48;5;%sm%3d\e[0m " "$i" "$i"
  done

  echo
}

function __print_colors_table {
  printf "\e[${RESET};${FOREGROUND};5;8m┌────┬───────────────┬─────────────┬─────────────┬─────────────┐\n\e[0m"
  printf "\e[${RESET};${FOREGROUND};5;8m│CODE│            FG │     FG-BOLD │          BG │     BG-BOLD │\n\e[0m"
  printf "\e[${RESET};${FOREGROUND};5;8m├────┼───────────────┼─────────────┼─────────────┼─────────────┤\n\e[0m"

  for i in {0..15} ; do
    printf "\e[${RESET};${FOREGROUND};5;8m│%3d │  \e[0m" "$i"
    printf " \e[${RESET};${FOREGROUND};5;%sm%11s\e[0m \e[${RESET};${FOREGROUND};5;8m│" "$i" "${ANSI_COLORS[i]}"
    printf " \e[${BOLD};${FOREGROUND};5;%sm%11s\e[0m \e[${RESET};${FOREGROUND};5;8m│" "$i" "${ANSI_COLORS[i]}"
    printf " \e[${INVERSE};${FOREGROUND};5;%sm%11s\e[0m \e[${RESET};${FOREGROUND};5;8m│"  "$i" "${ANSI_COLORS[i]}"
    printf " \e[${BOLD};${INVERSE};${FOREGROUND};5;%sm%11s\e[0m \e[${RESET};${FOREGROUND};5;8m│"  "$i" "${ANSI_COLORS[i]}"
    echo
  done
  printf "\e[${RESET};${FOREGROUND};5;8m└────┴───────────────┴─────────────┴─────────────┴─────────────┘\n\e[0m"

}

function __help() {
  echo
  echo -e "\e[1;36mUsage:\e[0m print_colors [OPTIONS]"
  echo
  echo -e "\e[1;33mOptions:\e[0m"
  echo -e "  \e[1;32m-h\e[0m, \e[1;32m--help\e[0m           Show this help message"
  echo -e "  \e[1;32m-l\e[0m, \e[1;32m--legacy\e[0m         Print ANSI color in old format"
  echo -e "  \e[1;32m-t\e[0m, \e[1;32m--table\e[0m          Print ANSI color table"
  echo -e "  \e[1;32m-2\e[0m, \e[1;32m--256\e[0m            Print 256-color palette"
  echo -e "      \e[1;32m-f\e[0m, \e[1;32m--foreground\e[0m Show foreground colors"
  echo -e "      \e[1;32m-b\e[0m, \e[1;32m--background\e[0m Show background colors"
  echo
  echo -e "\e[1;33mExamples:\e[0m"
  echo -e "  print_colors --table"
  echo -e "  print_colors --256 --foreground"
  echo
}


_256=false
FG=false
BG=true

while [[ $# -gt 0 ]]; do
  case "$1" in
    -h|--help)
      __help
      exit ;;
    -2|--256)
      _256=true
      ;;
    -f|--foreground)
      FG=true
      BG=false
      ;;
    -b|--background)
      FG=false
      BG=true
      ;;
    -l|--legacy)
      __print_colors
      exit ;;
    -t|--table)
      __print_colors_table
      exit ;;
    -p|--palette)
      __palette_256
      exit ;;
    *)
      # Unknown option, ignore or handle as needed
      ;;
  esac
  shift
done

$_256 && __print_colors_256 || __help