User:DePiep/rgb




 * WP:LUA


 * User:DePiep/sandbox13=color names

Resources

 * WP:LUA
 * WP:LUA
 * WP:LUA
 * WP:LUA

em { color: #f00 }             /* #rgb */ em { color: #ff0000 }          /* #rrggbb */ em { color: rgb(255,0,0) } em { color: rgb(100%, 0%, 0%) }
 * w3c examples


 * w3c on color
 * css3 color
 * w3c sRGB color space sRGB definition
 * color in text too
 * accity in general
 * w3c accessibility
 * WAI (acc'ity as a project) implementation quickref
 * TR WCAG2.0

RGBA (alpha=opacity)
w3c example em { color: rgb(255,0,0) }     /* integer range 0 - 255 */ em { color: rgba(255,0,0,1)    /* the same,with explicit opacity of 1 */ em { color: rgb(100%,0%,0%) }  /* float range 0.0% - 100.0% */ em { color: rgba(100%,0%,0%,1) } /* the same,with explicit opacity of 1 */]
 * error: rgb(1,2,3,4)
 * error: rgba(1,2,3,)
 * error: rgb(50%,2,3) - mixed num dim
 * error: background:dark goldenrod -- OK darkGoldenrod
 * alpha default=1

See also / todo

 * X11 color names
 * sRGB definition
 * List of 8-bit computer hardware palettes
 * Template:Color contrast ratio great
 * W3C relative luminance value (contrast calcs)
 * User:Mr._Stradivarius/Tools stealing ideas
 * RGBColorToLum luminance
 * Module talk:Sandbox/isaacl/ColourSpace/testcases
 * Module:Sandbox/isaacl/ColourSpace/Formats/W3Cnames --list of names
 * Module:Sandbox/isaacl/ColourSpace/Formats/W3Cnames --list of names


 * Dictionary
 * w3c: basic color keywords(=16x), "color keywords" (="color name"), "opacity"="alphavalue" =1 minus tranparency, "color", "sRGB",


 * ? SVG 1.1; fading,
 * CSS2 system colors deprecated (Menu ect.)
 * "currentColor" (SVG, inherited, ...)
 * Deprecated: css3 UI "appearance" replaces system colors like "menu" ccs2
 * sRGB history
 * mw on typography

Sets: Derived colors

 * Shades of Gray to grey
 * Web safe
 * w3c: "color"; "opacity" == &lt;alphavalue> == 1 &minus; transparency
 * to #rgb FFF
 * X11

Sets: Pairs

 * Contrast
 * grey tone

formats
Lua requests/Archive 1