▼ |  | The Racket Drawing Toolkit

1 | Overview
2 | bitmap%
3 | bitmap-dc%
4 | brush%
5 | brush-list%
6 | color%
7 | color-database<%>
8 | dc<%>
9 | dc-path%
10 | font%
11 | font-list%
12 | font-name-directory<%>
13 | gl-config%
14 | gl-context<%>
15 | linear-gradient%
16 | pdf-dc%
17 | pen%
18 | pen-list%
19 | point%
20 | post-script-dc%
21 | ps-setup%
22 | radial-gradient%
23 | record-dc%
24 | region%
25 | svg-dc%
26 | Drawing Functions
27 | Drawing Contracts
28 | Signature and Unit
29 | Unsafe Libraries
30 | Drawing Conveniences
31 | Platform Dependencies
| Bibliography
| Index

On this page:

find-color
get-names

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interface color-database<%> : interface?

The global the-color-database object is an instance of color-database<%>. It maintains a database of standard RGB colors for a predefined set of named colors (such as “black” and “light gray”).

The following colors are in the database:

> Orange Red
> OrangeRed
> Tomato
> DarkRed
> Red
> Firebrick
> Crimson
> DeepPink
> Maroon
> Indian Red
> IndianRed
> Medium Violet Red
> MediumVioletRed
> Violet Red
> VioletRed
> LightCoral
> HotPink
> PaleVioletRed
> LightPink
> RosyBrown
> Pink
> Orchid
> LavenderBlush
> Snow
> Chocolate
> SaddleBrown
> Brown
> DarkOrange
> Coral
> Sienna
> Orange
> Salmon
> Peru
> DarkGoldenrod
> Goldenrod
> SandyBrown
> LightSalmon
> DarkSalmon
> Gold
> Yellow
> Olive
> Burlywood
> Tan
> NavajoWhite
> PeachPuff
> Khaki
> DarkKhaki
> Moccasin
> Wheat
> Bisque
> PaleGoldenrod
> BlanchedAlmond
> Medium Goldenrod
> MediumGoldenrod
> PapayaWhip
> MistyRose
> LemonChiffon
> AntiqueWhite
> Cornsilk
> LightGoldenrodYellow
> OldLace
> Linen
> LightYellow
> SeaShell
> Beige
> FloralWhite
> Ivory
> Green
> LawnGreen
> Chartreuse
> Green Yellow
> GreenYellow
> Yellow Green
> YellowGreen
> Medium Forest Green
> OliveDrab
> MediumForestGreen
> Dark Olive Green
> DarkOliveGreen
> DarkSeaGreen
> Lime
> Dark Green
> DarkGreen
> Lime Green
> LimeGreen
> Forest Green
> ForestGreen
> Spring Green
> SpringGreen
> Medium Spring Green
> MediumSpringGreen
> Sea Green
> SeaGreen
> Medium Sea Green
> MediumSeaGreen
> Aquamarine
> LightGreen
> Pale Green
> PaleGreen
> Medium Aquamarine
> MediumAquamarine
> Turquoise
> LightSeaGreen
> Medium Turquoise
> MediumTurquoise
> Honeydew
> MintCream
> RoyalBlue
> DodgerBlue
> DeepSkyBlue
> CornflowerBlue
> Steel Blue
> SteelBlue
> LightSkyBlue
> Dark Turquoise
> DarkTurquoise
> Cyan
> Aqua
> DarkCyan
> Teal
> Sky Blue
> SkyBlue
> Cadet Blue
> CadetBlue
> Dark Slate Gray
> DarkSlateGray
> LightSlateGray
> SlateGray
> Light Steel Blue
> LightSteelBlue
> Light Blue
> LightBlue
> PowderBlue
> PaleTurquoise
> LightCyan
> AliceBlue
> Azure
> Medium Blue
> MediumBlue
> DarkBlue
> Midnight Blue
> MidnightBlue
> Navy
> Blue
> Indigo
> Blue Violet
> BlueViolet
> Medium Slate Blue
> MediumSlateBlue
> Slate Blue
> SlateBlue
> Purple
> Dark Slate Blue
> DarkSlateBlue
> DarkViolet
> Dark Orchid
> DarkOrchid
> MediumPurple
> Cornflower Blue
> Medium Orchid
> MediumOrchid
> Magenta
> Fuchsia
> DarkMagenta
> Violet
> Plum
> Lavender
> Thistle
> GhostWhite
> White
> WhiteSmoke
> Gainsboro
> Light Gray
> LightGray
> Silver
> Gray
> Dark Gray
> DarkGray
> Dim Gray
> DimGray
> Black

The names are not case-sensitive.

See also color%.

> method (send a-color-database find-color color-name)
> → (or/c (is-a?/c color%) #f)
> color-name : string?

Finds a color by name (character case is ignored). If no color is found for the name, #f is returned, otherwise the result is an immutable color object.

> method (send a-color-database get-names) → (listof string?)

Returns an alphabetically sorted list of case-folded color names for which find-color returns a color% value.
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