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color.go
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color.go
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// Copyright 2020 The TCell Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use file except in compliance with the License.
// You may obtain a copy of the license at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package tcell
import (
ic "image/color"
"strconv"
)
// Color represents a color. The low numeric values are the same as used
// by ECMA-48, and beyond that XTerm. A 24-bit RGB value may be used by
// adding in the ColorIsRGB flag. For Color names we use the W3C approved
// color names.
//
// We use a 64-bit integer to allow future expansion if we want to add an
// 8-bit alpha, while still leaving us some room for extra options.
//
// Note that on various terminals colors may be approximated however, or
// not supported at all. If no suitable representation for a color is known,
// the library will simply not set any color, deferring to whatever default
// attributes the terminal uses.
type Color uint64
const (
// ColorDefault is used to leave the Color unchanged from whatever
// system or terminal default may exist. It's also the zero value.
ColorDefault Color = 0
// ColorValid is used to indicate the color value is actually
// valid (initialized). This is useful to permit the zero value
// to be treated as the default.
ColorValid Color = 1 << 32
// ColorIsRGB is used to indicate that the numeric value is not
// a known color constant, but rather an RGB value. The lower
// order 3 bytes are RGB.
ColorIsRGB Color = 1 << 33
// ColorSpecial is a flag used to indicate that the values have
// special meaning, and live outside of the color space(s).
ColorSpecial Color = 1 << 34
)
// Note that the order of these options is important -- it follows the
// definitions used by ECMA and XTerm. Hence any further named colors
// must begin at a value not less than 256.
const (
ColorBlack = ColorValid + iota
ColorMaroon
ColorGreen
ColorOlive
ColorNavy
ColorPurple
ColorTeal
ColorSilver
ColorGray
ColorRed
ColorLime
ColorYellow
ColorBlue
ColorFuchsia
ColorAqua
ColorWhite
Color16
Color17
Color18
Color19
Color20
Color21
Color22
Color23
Color24
Color25
Color26
Color27
Color28
Color29
Color30
Color31
Color32
Color33
Color34
Color35
Color36
Color37
Color38
Color39
Color40
Color41
Color42
Color43
Color44
Color45
Color46
Color47
Color48
Color49
Color50
Color51
Color52
Color53
Color54
Color55
Color56
Color57
Color58
Color59
Color60
Color61
Color62
Color63
Color64
Color65
Color66
Color67
Color68
Color69
Color70
Color71
Color72
Color73
Color74
Color75
Color76
Color77
Color78
Color79
Color80
Color81
Color82
Color83
Color84
Color85
Color86
Color87
Color88
Color89
Color90
Color91
Color92
Color93
Color94
Color95
Color96
Color97
Color98
Color99
Color100
Color101
Color102
Color103
Color104
Color105
Color106
Color107
Color108
Color109
Color110
Color111
Color112
Color113
Color114
Color115
Color116
Color117
Color118
Color119
Color120
Color121
Color122
Color123
Color124
Color125
Color126
Color127
Color128
Color129
Color130
Color131
Color132
Color133
Color134
Color135
Color136
Color137
Color138
Color139
Color140
Color141
Color142
Color143
Color144
Color145
Color146
Color147
Color148
Color149
Color150
Color151
Color152
Color153
Color154
Color155
Color156
Color157
Color158
Color159
Color160
Color161
Color162
Color163
Color164
Color165
Color166
Color167
Color168
Color169
Color170
Color171
Color172
Color173
Color174
Color175
Color176
Color177
Color178
Color179
Color180
Color181
Color182
Color183
Color184
Color185
Color186
Color187
Color188
Color189
Color190
Color191
Color192
Color193
Color194
Color195
Color196
Color197
Color198
Color199
Color200
Color201
Color202
Color203
Color204
Color205
Color206
Color207
Color208
Color209
Color210
Color211
Color212
Color213
Color214
Color215
Color216
Color217
Color218
Color219
Color220
Color221
Color222
Color223
Color224
Color225
Color226
Color227
Color228
Color229
Color230
Color231
Color232
Color233
Color234
Color235
Color236
Color237
Color238
Color239
Color240
Color241
Color242
Color243
Color244
Color245
Color246
Color247
Color248
Color249
Color250
Color251
Color252
Color253
Color254
Color255
ColorAliceBlue
ColorAntiqueWhite
ColorAquaMarine
ColorAzure
ColorBeige
ColorBisque
ColorBlanchedAlmond
ColorBlueViolet
ColorBrown
ColorBurlyWood
ColorCadetBlue
ColorChartreuse
ColorChocolate
ColorCoral
ColorCornflowerBlue
ColorCornsilk
ColorCrimson
ColorDarkBlue
ColorDarkCyan
ColorDarkGoldenrod
ColorDarkGray
ColorDarkGreen
ColorDarkKhaki
ColorDarkMagenta
ColorDarkOliveGreen
ColorDarkOrange
ColorDarkOrchid
ColorDarkRed
ColorDarkSalmon
ColorDarkSeaGreen
ColorDarkSlateBlue
ColorDarkSlateGray
ColorDarkTurquoise
ColorDarkViolet
ColorDeepPink
ColorDeepSkyBlue
ColorDimGray
ColorDodgerBlue
ColorFireBrick
ColorFloralWhite
ColorForestGreen
ColorGainsboro
ColorGhostWhite
ColorGold
ColorGoldenrod
ColorGreenYellow
ColorHoneydew
ColorHotPink
ColorIndianRed
ColorIndigo
ColorIvory
ColorKhaki
ColorLavender
ColorLavenderBlush
ColorLawnGreen
ColorLemonChiffon
ColorLightBlue
ColorLightCoral
ColorLightCyan
ColorLightGoldenrodYellow
ColorLightGray
ColorLightGreen
ColorLightPink
ColorLightSalmon
ColorLightSeaGreen
ColorLightSkyBlue
ColorLightSlateGray
ColorLightSteelBlue
ColorLightYellow
ColorLimeGreen
ColorLinen
ColorMediumAquamarine
ColorMediumBlue
ColorMediumOrchid
ColorMediumPurple
ColorMediumSeaGreen
ColorMediumSlateBlue
ColorMediumSpringGreen
ColorMediumTurquoise
ColorMediumVioletRed
ColorMidnightBlue
ColorMintCream
ColorMistyRose
ColorMoccasin
ColorNavajoWhite
ColorOldLace
ColorOliveDrab
ColorOrange
ColorOrangeRed
ColorOrchid
ColorPaleGoldenrod
ColorPaleGreen
ColorPaleTurquoise
ColorPaleVioletRed
ColorPapayaWhip
ColorPeachPuff
ColorPeru
ColorPink
ColorPlum
ColorPowderBlue
ColorRebeccaPurple
ColorRosyBrown
ColorRoyalBlue
ColorSaddleBrown
ColorSalmon
ColorSandyBrown
ColorSeaGreen
ColorSeashell
ColorSienna
ColorSkyblue
ColorSlateBlue
ColorSlateGray
ColorSnow
ColorSpringGreen
ColorSteelBlue
ColorTan
ColorThistle
ColorTomato
ColorTurquoise
ColorViolet
ColorWheat
ColorWhiteSmoke
ColorYellowGreen
)
// These are aliases for the color gray, because some of us spell
// it as grey.
const (
ColorGrey = ColorGray
ColorDimGrey = ColorDimGray
ColorDarkGrey = ColorDarkGray
ColorDarkSlateGrey = ColorDarkSlateGray
ColorLightGrey = ColorLightGray
ColorLightSlateGrey = ColorLightSlateGray
ColorSlateGrey = ColorSlateGray
)
// ColorValues maps color constants to their RGB values.
var ColorValues = map[Color]int32{
ColorBlack: 0x000000,
ColorMaroon: 0x800000,
ColorGreen: 0x008000,
ColorOlive: 0x808000,
ColorNavy: 0x000080,
ColorPurple: 0x800080,
ColorTeal: 0x008080,
ColorSilver: 0xC0C0C0,
ColorGray: 0x808080,
ColorRed: 0xFF0000,
ColorLime: 0x00FF00,
ColorYellow: 0xFFFF00,
ColorBlue: 0x0000FF,
ColorFuchsia: 0xFF00FF,
ColorAqua: 0x00FFFF,
ColorWhite: 0xFFFFFF,
Color16: 0x000000, // black
Color17: 0x00005F,
Color18: 0x000087,
Color19: 0x0000AF,
Color20: 0x0000D7,
Color21: 0x0000FF, // blue
Color22: 0x005F00,
Color23: 0x005F5F,
Color24: 0x005F87,
Color25: 0x005FAF,
Color26: 0x005FD7,
Color27: 0x005FFF,
Color28: 0x008700,
Color29: 0x00875F,
Color30: 0x008787,
Color31: 0x0087Af,
Color32: 0x0087D7,
Color33: 0x0087FF,
Color34: 0x00AF00,
Color35: 0x00AF5F,
Color36: 0x00AF87,
Color37: 0x00AFAF,
Color38: 0x00AFD7,
Color39: 0x00AFFF,
Color40: 0x00D700,
Color41: 0x00D75F,
Color42: 0x00D787,
Color43: 0x00D7AF,
Color44: 0x00D7D7,
Color45: 0x00D7FF,
Color46: 0x00FF00, // lime
Color47: 0x00FF5F,
Color48: 0x00FF87,
Color49: 0x00FFAF,
Color50: 0x00FFd7,
Color51: 0x00FFFF, // aqua
Color52: 0x5F0000,
Color53: 0x5F005F,
Color54: 0x5F0087,
Color55: 0x5F00AF,
Color56: 0x5F00D7,
Color57: 0x5F00FF,
Color58: 0x5F5F00,
Color59: 0x5F5F5F,
Color60: 0x5F5F87,
Color61: 0x5F5FAF,
Color62: 0x5F5FD7,
Color63: 0x5F5FFF,
Color64: 0x5F8700,
Color65: 0x5F875F,
Color66: 0x5F8787,
Color67: 0x5F87AF,
Color68: 0x5F87D7,
Color69: 0x5F87FF,
Color70: 0x5FAF00,
Color71: 0x5FAF5F,
Color72: 0x5FAF87,
Color73: 0x5FAFAF,
Color74: 0x5FAFD7,
Color75: 0x5FAFFF,
Color76: 0x5FD700,
Color77: 0x5FD75F,
Color78: 0x5FD787,
Color79: 0x5FD7AF,
Color80: 0x5FD7D7,
Color81: 0x5FD7FF,
Color82: 0x5FFF00,
Color83: 0x5FFF5F,
Color84: 0x5FFF87,
Color85: 0x5FFFAF,
Color86: 0x5FFFD7,
Color87: 0x5FFFFF,
Color88: 0x870000,
Color89: 0x87005F,
Color90: 0x870087,
Color91: 0x8700AF,
Color92: 0x8700D7,
Color93: 0x8700FF,
Color94: 0x875F00,
Color95: 0x875F5F,
Color96: 0x875F87,
Color97: 0x875FAF,
Color98: 0x875FD7,
Color99: 0x875FFF,
Color100: 0x878700,
Color101: 0x87875F,
Color102: 0x878787,
Color103: 0x8787AF,
Color104: 0x8787D7,
Color105: 0x8787FF,
Color106: 0x87AF00,
Color107: 0x87AF5F,
Color108: 0x87AF87,
Color109: 0x87AFAF,
Color110: 0x87AFD7,
Color111: 0x87AFFF,
Color112: 0x87D700,
Color113: 0x87D75F,
Color114: 0x87D787,
Color115: 0x87D7AF,
Color116: 0x87D7D7,
Color117: 0x87D7FF,
Color118: 0x87FF00,
Color119: 0x87FF5F,
Color120: 0x87FF87,
Color121: 0x87FFAF,
Color122: 0x87FFD7,
Color123: 0x87FFFF,
Color124: 0xAF0000,
Color125: 0xAF005F,
Color126: 0xAF0087,
Color127: 0xAF00AF,
Color128: 0xAF00D7,
Color129: 0xAF00FF,
Color130: 0xAF5F00,
Color131: 0xAF5F5F,
Color132: 0xAF5F87,
Color133: 0xAF5FAF,
Color134: 0xAF5FD7,
Color135: 0xAF5FFF,
Color136: 0xAF8700,
Color137: 0xAF875F,
Color138: 0xAF8787,
Color139: 0xAF87AF,
Color140: 0xAF87D7,
Color141: 0xAF87FF,
Color142: 0xAFAF00,
Color143: 0xAFAF5F,
Color144: 0xAFAF87,
Color145: 0xAFAFAF,
Color146: 0xAFAFD7,
Color147: 0xAFAFFF,
Color148: 0xAFD700,
Color149: 0xAFD75F,
Color150: 0xAFD787,
Color151: 0xAFD7AF,
Color152: 0xAFD7D7,
Color153: 0xAFD7FF,
Color154: 0xAFFF00,
Color155: 0xAFFF5F,
Color156: 0xAFFF87,
Color157: 0xAFFFAF,
Color158: 0xAFFFD7,
Color159: 0xAFFFFF,
Color160: 0xD70000,
Color161: 0xD7005F,
Color162: 0xD70087,
Color163: 0xD700AF,
Color164: 0xD700D7,
Color165: 0xD700FF,
Color166: 0xD75F00,
Color167: 0xD75F5F,
Color168: 0xD75F87,
Color169: 0xD75FAF,
Color170: 0xD75FD7,
Color171: 0xD75FFF,
Color172: 0xD78700,
Color173: 0xD7875F,
Color174: 0xD78787,
Color175: 0xD787AF,
Color176: 0xD787D7,
Color177: 0xD787FF,
Color178: 0xD7AF00,
Color179: 0xD7AF5F,
Color180: 0xD7AF87,
Color181: 0xD7AFAF,
Color182: 0xD7AFD7,
Color183: 0xD7AFFF,
Color184: 0xD7D700,
Color185: 0xD7D75F,
Color186: 0xD7D787,
Color187: 0xD7D7AF,
Color188: 0xD7D7D7,
Color189: 0xD7D7FF,
Color190: 0xD7FF00,
Color191: 0xD7FF5F,
Color192: 0xD7FF87,
Color193: 0xD7FFAF,
Color194: 0xD7FFD7,
Color195: 0xD7FFFF,
Color196: 0xFF0000, // red
Color197: 0xFF005F,
Color198: 0xFF0087,
Color199: 0xFF00AF,
Color200: 0xFF00D7,
Color201: 0xFF00FF, // fuchsia
Color202: 0xFF5F00,
Color203: 0xFF5F5F,
Color204: 0xFF5F87,
Color205: 0xFF5FAF,
Color206: 0xFF5FD7,
Color207: 0xFF5FFF,
Color208: 0xFF8700,
Color209: 0xFF875F,
Color210: 0xFF8787,
Color211: 0xFF87AF,
Color212: 0xFF87D7,
Color213: 0xFF87FF,
Color214: 0xFFAF00,
Color215: 0xFFAF5F,
Color216: 0xFFAF87,
Color217: 0xFFAFAF,
Color218: 0xFFAFD7,
Color219: 0xFFAFFF,
Color220: 0xFFD700,
Color221: 0xFFD75F,
Color222: 0xFFD787,
Color223: 0xFFD7AF,
Color224: 0xFFD7D7,
Color225: 0xFFD7FF,
Color226: 0xFFFF00, // yellow
Color227: 0xFFFF5F,
Color228: 0xFFFF87,
Color229: 0xFFFFAF,
Color230: 0xFFFFD7,
Color231: 0xFFFFFF, // white
Color232: 0x080808,
Color233: 0x121212,
Color234: 0x1C1C1C,
Color235: 0x262626,
Color236: 0x303030,
Color237: 0x3A3A3A,
Color238: 0x444444,
Color239: 0x4E4E4E,
Color240: 0x585858,
Color241: 0x626262,
Color242: 0x6C6C6C,
Color243: 0x767676,
Color244: 0x808080, // grey
Color245: 0x8A8A8A,
Color246: 0x949494,
Color247: 0x9E9E9E,
Color248: 0xA8A8A8,
Color249: 0xB2B2B2,
Color250: 0xBCBCBC,
Color251: 0xC6C6C6,
Color252: 0xD0D0D0,
Color253: 0xDADADA,
Color254: 0xE4E4E4,
Color255: 0xEEEEEE,
ColorAliceBlue: 0xF0F8FF,
ColorAntiqueWhite: 0xFAEBD7,
ColorAquaMarine: 0x7FFFD4,
ColorAzure: 0xF0FFFF,
ColorBeige: 0xF5F5DC,
ColorBisque: 0xFFE4C4,
ColorBlanchedAlmond: 0xFFEBCD,
ColorBlueViolet: 0x8A2BE2,
ColorBrown: 0xA52A2A,
ColorBurlyWood: 0xDEB887,
ColorCadetBlue: 0x5F9EA0,
ColorChartreuse: 0x7FFF00,
ColorChocolate: 0xD2691E,
ColorCoral: 0xFF7F50,
ColorCornflowerBlue: 0x6495ED,
ColorCornsilk: 0xFFF8DC,
ColorCrimson: 0xDC143C,
ColorDarkBlue: 0x00008B,
ColorDarkCyan: 0x008B8B,
ColorDarkGoldenrod: 0xB8860B,
ColorDarkGray: 0xA9A9A9,
ColorDarkGreen: 0x006400,
ColorDarkKhaki: 0xBDB76B,
ColorDarkMagenta: 0x8B008B,
ColorDarkOliveGreen: 0x556B2F,
ColorDarkOrange: 0xFF8C00,
ColorDarkOrchid: 0x9932CC,
ColorDarkRed: 0x8B0000,
ColorDarkSalmon: 0xE9967A,
ColorDarkSeaGreen: 0x8FBC8F,
ColorDarkSlateBlue: 0x483D8B,
ColorDarkSlateGray: 0x2F4F4F,
ColorDarkTurquoise: 0x00CED1,
ColorDarkViolet: 0x9400D3,
ColorDeepPink: 0xFF1493,
ColorDeepSkyBlue: 0x00BFFF,
ColorDimGray: 0x696969,
ColorDodgerBlue: 0x1E90FF,
ColorFireBrick: 0xB22222,
ColorFloralWhite: 0xFFFAF0,
ColorForestGreen: 0x228B22,
ColorGainsboro: 0xDCDCDC,
ColorGhostWhite: 0xF8F8FF,
ColorGold: 0xFFD700,
ColorGoldenrod: 0xDAA520,
ColorGreenYellow: 0xADFF2F,
ColorHoneydew: 0xF0FFF0,
ColorHotPink: 0xFF69B4,
ColorIndianRed: 0xCD5C5C,
ColorIndigo: 0x4B0082,
ColorIvory: 0xFFFFF0,
ColorKhaki: 0xF0E68C,
ColorLavender: 0xE6E6FA,
ColorLavenderBlush: 0xFFF0F5,
ColorLawnGreen: 0x7CFC00,
ColorLemonChiffon: 0xFFFACD,
ColorLightBlue: 0xADD8E6,
ColorLightCoral: 0xF08080,
ColorLightCyan: 0xE0FFFF,
ColorLightGoldenrodYellow: 0xFAFAD2,
ColorLightGray: 0xD3D3D3,
ColorLightGreen: 0x90EE90,
ColorLightPink: 0xFFB6C1,
ColorLightSalmon: 0xFFA07A,
ColorLightSeaGreen: 0x20B2AA,
ColorLightSkyBlue: 0x87CEFA,
ColorLightSlateGray: 0x778899,
ColorLightSteelBlue: 0xB0C4DE,
ColorLightYellow: 0xFFFFE0,
ColorLimeGreen: 0x32CD32,
ColorLinen: 0xFAF0E6,
ColorMediumAquamarine: 0x66CDAA,
ColorMediumBlue: 0x0000CD,
ColorMediumOrchid: 0xBA55D3,
ColorMediumPurple: 0x9370DB,
ColorMediumSeaGreen: 0x3CB371,
ColorMediumSlateBlue: 0x7B68EE,
ColorMediumSpringGreen: 0x00FA9A,
ColorMediumTurquoise: 0x48D1CC,
ColorMediumVioletRed: 0xC71585,
ColorMidnightBlue: 0x191970,
ColorMintCream: 0xF5FFFA,
ColorMistyRose: 0xFFE4E1,
ColorMoccasin: 0xFFE4B5,
ColorNavajoWhite: 0xFFDEAD,
ColorOldLace: 0xFDF5E6,
ColorOliveDrab: 0x6B8E23,
ColorOrange: 0xFFA500,
ColorOrangeRed: 0xFF4500,
ColorOrchid: 0xDA70D6,
ColorPaleGoldenrod: 0xEEE8AA,
ColorPaleGreen: 0x98FB98,
ColorPaleTurquoise: 0xAFEEEE,
ColorPaleVioletRed: 0xDB7093,
ColorPapayaWhip: 0xFFEFD5,
ColorPeachPuff: 0xFFDAB9,
ColorPeru: 0xCD853F,
ColorPink: 0xFFC0CB,
ColorPlum: 0xDDA0DD,
ColorPowderBlue: 0xB0E0E6,
ColorRebeccaPurple: 0x663399,
ColorRosyBrown: 0xBC8F8F,
ColorRoyalBlue: 0x4169E1,
ColorSaddleBrown: 0x8B4513,
ColorSalmon: 0xFA8072,
ColorSandyBrown: 0xF4A460,
ColorSeaGreen: 0x2E8B57,
ColorSeashell: 0xFFF5EE,
ColorSienna: 0xA0522D,
ColorSkyblue: 0x87CEEB,
ColorSlateBlue: 0x6A5ACD,
ColorSlateGray: 0x708090,
ColorSnow: 0xFFFAFA,
ColorSpringGreen: 0x00FF7F,
ColorSteelBlue: 0x4682B4,
ColorTan: 0xD2B48C,
ColorThistle: 0xD8BFD8,
ColorTomato: 0xFF6347,
ColorTurquoise: 0x40E0D0,
ColorViolet: 0xEE82EE,
ColorWheat: 0xF5DEB3,
ColorWhiteSmoke: 0xF5F5F5,
ColorYellowGreen: 0x9ACD32,
}
// Special colors.
const (
// ColorReset is used to indicate that the color should use the
// vanilla terminal colors. (Basically go back to the defaults.)
ColorReset = ColorSpecial | iota
)
// ColorNames holds the written names of colors. Useful to present a list of
// recognized named colors.
var ColorNames = map[string]Color{
"black": ColorBlack,
"maroon": ColorMaroon,
"green": ColorGreen,
"olive": ColorOlive,
"navy": ColorNavy,
"purple": ColorPurple,
"teal": ColorTeal,
"silver": ColorSilver,
"gray": ColorGray,
"red": ColorRed,
"lime": ColorLime,
"yellow": ColorYellow,
"blue": ColorBlue,
"fuchsia": ColorFuchsia,
"aqua": ColorAqua,
"white": ColorWhite,
"aliceblue": ColorAliceBlue,
"antiquewhite": ColorAntiqueWhite,
"aquamarine": ColorAquaMarine,
"azure": ColorAzure,
"beige": ColorBeige,
"bisque": ColorBisque,
"blanchedalmond": ColorBlanchedAlmond,
"blueviolet": ColorBlueViolet,
"brown": ColorBrown,
"burlywood": ColorBurlyWood,
"cadetblue": ColorCadetBlue,
"chartreuse": ColorChartreuse,
"chocolate": ColorChocolate,
"coral": ColorCoral,
"cornflowerblue": ColorCornflowerBlue,
"cornsilk": ColorCornsilk,
"crimson": ColorCrimson,
"darkblue": ColorDarkBlue,
"darkcyan": ColorDarkCyan,
"darkgoldenrod": ColorDarkGoldenrod,
"darkgray": ColorDarkGray,
"darkgreen": ColorDarkGreen,
"darkkhaki": ColorDarkKhaki,
"darkmagenta": ColorDarkMagenta,
"darkolivegreen": ColorDarkOliveGreen,
"darkorange": ColorDarkOrange,
"darkorchid": ColorDarkOrchid,
"darkred": ColorDarkRed,
"darksalmon": ColorDarkSalmon,
"darkseagreen": ColorDarkSeaGreen,
"darkslateblue": ColorDarkSlateBlue,
"darkslategray": ColorDarkSlateGray,
"darkturquoise": ColorDarkTurquoise,
"darkviolet": ColorDarkViolet,
"deeppink": ColorDeepPink,
"deepskyblue": ColorDeepSkyBlue,
"dimgray": ColorDimGray,
"dodgerblue": ColorDodgerBlue,
"firebrick": ColorFireBrick,
"floralwhite": ColorFloralWhite,
"forestgreen": ColorForestGreen,
"gainsboro": ColorGainsboro,
"ghostwhite": ColorGhostWhite,
"gold": ColorGold,
"goldenrod": ColorGoldenrod,
"greenyellow": ColorGreenYellow,
"honeydew": ColorHoneydew,
"hotpink": ColorHotPink,
"indianred": ColorIndianRed,
"indigo": ColorIndigo,
"ivory": ColorIvory,
"khaki": ColorKhaki,
"lavender": ColorLavender,
"lavenderblush": ColorLavenderBlush,
"lawngreen": ColorLawnGreen,
"lemonchiffon": ColorLemonChiffon,
"lightblue": ColorLightBlue,
"lightcoral": ColorLightCoral,
"lightcyan": ColorLightCyan,
"lightgoldenrodyellow": ColorLightGoldenrodYellow,
"lightgray": ColorLightGray,
"lightgreen": ColorLightGreen,
"lightpink": ColorLightPink,
"lightsalmon": ColorLightSalmon,
"lightseagreen": ColorLightSeaGreen,
"lightskyblue": ColorLightSkyBlue,
"lightslategray": ColorLightSlateGray,
"lightsteelblue": ColorLightSteelBlue,
"lightyellow": ColorLightYellow,
"limegreen": ColorLimeGreen,
"linen": ColorLinen,
"mediumaquamarine": ColorMediumAquamarine,
"mediumblue": ColorMediumBlue,
"mediumorchid": ColorMediumOrchid,
"mediumpurple": ColorMediumPurple,
"mediumseagreen": ColorMediumSeaGreen,
"mediumslateblue": ColorMediumSlateBlue,
"mediumspringgreen": ColorMediumSpringGreen,
"mediumturquoise": ColorMediumTurquoise,
"mediumvioletred": ColorMediumVioletRed,
"midnightblue": ColorMidnightBlue,
"mintcream": ColorMintCream,
"mistyrose": ColorMistyRose,
"moccasin": ColorMoccasin,
"navajowhite": ColorNavajoWhite,
"oldlace": ColorOldLace,
"olivedrab": ColorOliveDrab,
"orange": ColorOrange,
"orangered": ColorOrangeRed,
"orchid": ColorOrchid,
"palegoldenrod": ColorPaleGoldenrod,
"palegreen": ColorPaleGreen,
"paleturquoise": ColorPaleTurquoise,
"palevioletred": ColorPaleVioletRed,
"papayawhip": ColorPapayaWhip,
"peachpuff": ColorPeachPuff,
"peru": ColorPeru,
"pink": ColorPink,
"plum": ColorPlum,
"powderblue": ColorPowderBlue,
"rebeccapurple": ColorRebeccaPurple,
"rosybrown": ColorRosyBrown,
"royalblue": ColorRoyalBlue,
"saddlebrown": ColorSaddleBrown,
"salmon": ColorSalmon,
"sandybrown": ColorSandyBrown,
"seagreen": ColorSeaGreen,
"seashell": ColorSeashell,
"sienna": ColorSienna,
"skyblue": ColorSkyblue,
"slateblue": ColorSlateBlue,
"slategray": ColorSlateGray,
"snow": ColorSnow,
"springgreen": ColorSpringGreen,
"steelblue": ColorSteelBlue,
"tan": ColorTan,
"thistle": ColorThistle,
"tomato": ColorTomato,
"turquoise": ColorTurquoise,
"violet": ColorViolet,
"wheat": ColorWheat,
"whitesmoke": ColorWhiteSmoke,
"yellowgreen": ColorYellowGreen,
"grey": ColorGray,
"dimgrey": ColorDimGray,
"darkgrey": ColorDarkGray,
"darkslategrey": ColorDarkSlateGray,
"lightgrey": ColorLightGray,
"lightslategrey": ColorLightSlateGray,
"slategrey": ColorSlateGray,
}
// Valid indicates the color is a valid value (has been set).
func (c Color) Valid() bool {
return c&ColorValid != 0
}
// IsRGB is true if the color is an RGB specific value.
func (c Color) IsRGB() bool {