Simple color parser for hex and HTML colors to RGB array

colors.jl

global_colors = Dict(
  "aliceblue" => [240, 248, 255],
  "antiquewhite" => [250, 235, 215],
  "aqua" => [0, 255, 255],
  "aquamarine" => [127, 255, 212],
  "azure" => [240, 255, 255],
  "beige" => [245, 245, 220],
  "bisque" => [255, 228, 196],
  "black" => [0, 0, 0],
  "blanchedalmond" => [255, 235, 205],
  "blue" => [0, 0, 255],
  "blueviolet" => [138, 43, 226],
  "brown" => [165, 42, 42],
  "burlywood" => [222, 184, 135],
  "cadetblue" => [95, 158, 160],
  "chartreuse" => [127, 255, 0],
  "chocolate" => [210, 105, 30],
  "coral" => [255, 127, 80],
  "cornflowerblue" => [100, 149, 237],
  "cornsilk" => [255, 248, 220],
  "crimson" => [220, 20, 60],
  "cyan" => [0, 255, 255],
  "darkblue" => [0, 0, 139],
  "darkcyan" => [0, 139, 139],
  "darkgoldenrod" => [184, 134, 11],
  "darkgray" => [169, 169, 169],
  "darkgreen" => [0, 100, 0],
  "darkgrey" => [169, 169, 169],
  "darkkhaki" => [189, 183, 107],
  "darkmagenta" => [139, 0, 139],
  "darkolivegreen" => [85, 107, 47],
  "darkorange" => [255, 140, 0],
  "darkorchid" => [153, 50, 204],
  "darkred" => [139, 0, 0],
  "darksalmon" => [233, 150, 122],
  "darkseagreen" => [143, 188, 143],
  "darkslateblue" => [72, 61, 139],
  "darkslategray" => [47, 79, 79],
  "darkslategrey" => [47, 79, 79],
  "darkturquoise" => [0, 206, 209],
  "darkviolet" => [148, 0, 211],
  "deeppink" => [255, 20, 147],
  "deepskyblue" => [0, 191, 255],
  "dimgray" => [105, 105, 105],
  "dimgrey" => [105, 105, 105],
  "dodgerblue" => [30, 144, 255],
  "firebrick" => [178, 34, 34],
  "floralwhite" => [255, 250, 240],
  "forestgreen" => [34, 139, 34],
  "fuchsia" => [255, 0, 255],
  "gainsboro" => [220, 220, 220],
  "ghostwhite" => [248, 248, 255],
  "gold" => [255, 215, 0],
  "goldenrod" => [218, 165, 32],
  "gray" => [128, 128, 128],
  "green" => [0, 128, 0],
  "greenyellow" => [173, 255, 47],
  "grey" => [128, 128, 128],
  "honeydew" => [240, 255, 240],
  "hotpink" => [255, 105, 180],
  "indianred" => [205, 92, 92],
  "indigo" => [75, 0, 130],
  "ivory" => [255, 255, 240],
  "khaki" => [240, 230, 140],
  "lavender" => [230, 230, 250],
  "lavenderblush" => [255, 240, 245],
  "lawngreen" => [124, 252, 0],
  "lemonchiffon" => [255, 250, 205],
  "lightblue" => [173, 216, 230],
  "lightcoral" => [240, 128, 128],
  "lightcyan" => [224, 255, 255],
  "lightgoldenrodyellow" => [250, 250, 210],
  "lightgray" => [211, 211, 211],
  "lightgreen" => [144, 238, 144],
  "lightgrey" => [211, 211, 211],
  "lightpink" => [255, 182, 193],
  "lightsalmon" => [255, 160, 122],
  "lightseagreen" => [32, 178, 170],
  "lightskyblue" => [135, 206, 250],
  "lightslategray" => [119, 136, 153],
  "lightslategrey" => [119, 136, 153],
  "lightsteelblue" => [176, 196, 222],
  "lightyellow" => [255, 255, 224],
  "lime" => [0, 255, 0],
  "limegreen" => [50, 205, 50],
  "linen" => [250, 240, 230],
  "magenta" => [255, 0, 255],
  "maroon" => [128, 0, 0],
  "mediumaquamarine" => [102, 205, 170],
  "mediumblue" => [0, 0, 205],
  "mediumorchid" => [186, 85, 211],
  "mediumpurple" => [147, 112, 219],
  "mediumseagreen" => [60, 179, 113],
  "mediumslateblue" => [123, 104, 238],
  "mediumspringgreen" => [0, 250, 154],
  "mediumturquoise" => [72, 209, 204],
  "mediumvioletred" => [199, 21, 133],
  "midnightblue" => [25, 25, 112],
  "mintcream" => [245, 255, 250],
  "mistyrose" => [255, 228, 225],
  "moccasin" => [255, 228, 181],
  "navajowhite" => [255, 222, 173],
  "navy" => [0, 0, 128],
  "oldlace" => [253, 245, 230],
  "olive" => [128, 128, 0],
  "olivedrab" => [107, 142, 35],
  "orange" => [255, 165, 0],
  "orangered" => [255, 69, 0],
  "orchid" => [218, 112, 214],
  "palegoldenrod" => [238, 232, 170],
  "palegreen" => [152, 251, 152],
  "paleturquoise" => [175, 238, 238],
  "palevioletred" => [219, 112, 147],
  "papayawhip" => [255, 239, 213],
  "peachpuff" => [255, 218, 185],
  "peru" => [205, 133, 63],
  "pink" => [255, 192, 203],
  "plum" => [221, 160, 221],
  "powderblue" => [176, 224, 230],
  "purple" => [128, 0, 128],
  "red" => [255, 0, 0],
  "rosybrown" => [188, 143, 143],
  "royalblue" => [65, 105, 225],
  "saddlebrown" => [139, 69, 19],
  "salmon" => [250, 128, 114],
  "sandybrown" => [244, 164, 96],
  "seagreen" => [46, 139, 87],
  "seashell" => [255, 245, 238],
  "sienna" => [160, 82, 45],
  "silver" => [192, 192, 192],
  "skyblue" => [135, 206, 235],
  "slateblue" => [106, 90, 205],
  "slategray" => [112, 128, 144],
  "slategrey" => [112, 128, 144],
  "snow" => [255, 250, 250],
  "springgreen" => [0, 255, 127],
  "steelblue" => [70, 130, 180],
  "tan" => [210, 180, 140],
  "teal" => [0, 128, 128],
  "thistle" => [216, 191, 216],
  "tomato" => [255, 99, 71],
  "turquoise" => [64, 224, 208],
  "violet" => [238, 130, 238],
  "wheat" => [245, 222, 179],
  "white" => [255, 255, 255],
  "whitesmoke" => [245, 245, 245],
  "yellow" => [255, 255, 0],
  "yellowgreen" => [154, 205, 50],
  "rebeccapurple" => [102, 51, 153]
)

function parse_rgb(cur_color)
  if startswith(cur_color, "#")
    hex_color = lstrip(cur_color, '#')
    ( length(hex_color) == 3 ) && ( hex_color ^= 2 )

    split_hex = [ hex_color[(2*cur_color) .+ (1:2)] for cur_color in 0:2 ]
    return parse.(Int, split_hex, base=16)
  end

  ( cur_color in global_colors ) || return cur_color
  global_colors[cur_color]
end