这是Module:Color contrast的文档页面

Lua错误 在package.lua的第80行:module 'Module:Transclusion_count/data/C' not found

此模块主要用于以下模版:

{{Color contrast ratio}}
{{ColorToLum}} / {{RGBColorToLum}}
{{Color contrast conformance}}
{{Ensure AAA contrast ratio}}
{{Ensure AA contrast ratio}}
{{Greater color contrast ratio}}

此模版也用于以下模块:

Module:Navbox
Module:Userbox
Module:Episode list

并且用于以下模块的说明文档页面:

Module:College color

函數說明 编辑

  • sRGB(v):從sRGB色彩空间的非線性轉換:此函數所用到的常數則是使用  這2個方程式代入  得到  
  • rgbdec2lum(R,G,B):從三原色光模式轉成CIE XYZ的Y值
  • hsl2lum(h,s,l):從HSL色彩空间轉成CIE XYZ的Y值,其中h所用的單位為
  • color2lum(c):從HTML顏色轉成CIE XYZ的Y值

用法 编辑

To use this module, you may use one of the above listed templates or invoke the module directly

To compute relative luminescence

{{ColorToLum|color}} or {{#invoke:Color contrast|lum|color}}

To compute a contrast ratio between two colors

{{Color contrast ratio|color1|color2|error=?}} or {{#invoke:Color contrast|ratio|color1|color2|error=?}}

To determine which of two colors (color2a and color2b) has the greater contrast ratio with a particular color (color1)

{{Greater color contrast ratio|color1|color2a|color2b}} or {{#invoke:Color contrast|greatercontrast|color1|color2a|color2b}}

To compute the contrast ratio between the background and text colors specified in a css style string

{{#invoke:Color contrast|styleratio|css style statement string|default background color|default text color}}