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luminance ()

Returns a number indicating the WCAG relative luminance of the given color.

Parameters

$color

The color for which to calculate the relative luminance.

Type: Color

Return Value

Number: A number representing the relative luminance of the given color.

Example

@use '@sass-fairy/color';

@debug color.luminance(#fff);
  // 1

@debug color.luminance(#000);
  // 0

@debug color.luminance(red);
  // 0.2126