Module:Color contrast/doc

This module is used for tracking by Module:Navbox

Usage

To compute relative luminescence

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

To compute a contrast ratio between two colors

<{{#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)

{{#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}}