relativeLuminanceRgb function

double relativeLuminanceRgb(
  1. int red,
  2. int green,
  3. int blue
)

Returns WCAG-style relative luminance for explicit sRGB channels.

The result is normalized between 0.0 (black) and 1.0 (white).

Implementation

double relativeLuminanceRgb(int red, int green, int blue) {
  return _relativeLuminanceFromRgb(red, green, blue);
}