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Package color

Constants

const (
    N1 = "N1" // foreground color
    N2 = "N2"
    N3 = "N3"
    N4 = "N4"
    N5 = "N5"
    N6 = "N6"
    N7 = "N7" // background color

    // Base Colors: used for containers
    B1 = "B1"
    B2 = "B2"
    B3 = "B3"
    B4 = "B4"
    B5 = "B5"
    B6 = "B6"

    // Alternative colors A
    AA2 = "AA2"
    AA4 = "AA4"
    AA5 = "AA5"

    // Alternative colors B
    AB4 = "AB4"
    AB5 = "AB5"

    // Special
    Empty = ""
    None  = "none"
)

Variables

var ColorHexRegex = regexp.MustCompile(`^#(([0-9a-fA-F]{2}){3}|([0-9a-fA-F]){3})$`)

var NamedColors = []string{
    "currentcolor",
    "transparent",
    "aliceblue",
    "antiquewhite",
    "aqua",
    "aquamarine",
    "azure",
    "beige",
    "bisque",
    "black",
    "blanchedalmond",
    "blue",
    "blueviolet",
    "brown",
    "burlywood",
    "cadetblue",
    "chartreuse",
    "chocolate",
    "coral",
    "cornflowerblue",
    "cornsilk",
    "crimson",
    "cyan",
    "darkblue",
    "darkcyan",
    "darkgoldenrod",
    "darkgray",
    "darkgrey",
    "darkgreen",
    "darkkhaki",
    "darkmagenta",
    "darkolivegreen",
    "darkorange",
    "darkorchid",
    "darkred",
    "darksalmon",
    "darkseagreen",
    "darkslateblue",
    "darkslategray",
    "darkslategrey",
    "darkturquoise",
    "darkviolet",
    "deeppink",
    "deepskyblue",
    "dimgray",
    "dimgrey",
    "dodgerblue",
    "firebrick",
    "floralwhite",
    "forestgreen",
    "fuchsia",
    "gainsboro",
    "ghostwhite",
    "gold",
    "goldenrod",
    "gray",
    "grey",
    "green",
    "greenyellow",
    "honeydew",
    "hotpink",
    "indianred",
    "indigo",
    "ivory",
    "khaki",
    "lavender",
    "lavenderblush",
    "lawngreen",
    "lemonchiffon",
    "lightblue",
    "lightcoral",
    "lightcyan",
    "lightgoldenrodyellow",
    "lightgray",
    "lightgrey",
    "lightgreen",
    "lightpink",
    "lightsalmon",
    "lightseagreen",
    "lightskyblue",
    "lightslategray",
    "lightslategrey",
    "lightsteelblue",
    "lightyellow",
    "lime",
    "limegreen",
    "linen",
    "magenta",
    "maroon",
    "mediumaquamarine",
    "mediumblue",
    "mediumorchid",
    "mediumpurple",
    "mediumseagreen",
    "mediumslateblue",
    "mediumspringgreen",
    "mediumturquoise",
    "mediumvioletred",
    "midnightblue",
    "mintcream",
    "mistyrose",
    "moccasin",
    "navajowhite",
    "navy",
    "oldlace",
    "olive",
    "olivedrab",
    "orange",
    "orangered",
    "orchid",
    "palegoldenrod",
    "palegreen",
    "paleturquoise",
    "palevioletred",
    "papayawhip",
    "peachpuff",
    "peru",
    "pink",
    "plum",
    "powderblue",
    "purple",
    "rebeccapurple",
    "red",
    "rosybrown",
    "royalblue",
    "saddlebrown",
    "salmon",
    "sandybrown",
    "seagreen",
    "seashell",
    "sienna",
    "silver",
    "skyblue",
    "slateblue",
    "slategray",
    "slategrey",
    "snow",
    "springgreen",
    "steelblue",
    "tan",
    "teal",
    "thistle",
    "tomato",
    "turquoise",
    "violet",
    "wheat",
    "white",
    "whitesmoke",
    "yellow",
    "yellowgreen",
}

func Darken ¶

func Darken(colorString string) (string, error)

func IsThemeColor ¶

func IsThemeColor(colorString string) bool

func Luminance ¶

func Luminance(colorString string) (float64, error)

func LuminanceCategory ¶

func LuminanceCategory(colorString string) (string, error)

type RGB ¶

type RGB struct {
    Red   uint8
    Green uint8
    Blue  uint8
}

func Hex2RGB ¶

func Hex2RGB(hex string) (RGB, error)

https://gist.github.com/CraigChilds94/6514edbc6a2db5e434a245487c525c75

func Name2RGB ¶

func Name2RGB(name string) RGB

func (*RGB) IsLight ¶

func (c *RGB) IsLight() bool

https://github.com/go-playground/colors/blob/main/rgb.go#L89