core-ktx/androidx.core.graphics/luminance

luminance

@get:RequiresApi(value = 26)
val Int.luminance: Float(source)

Returns the relative luminance of a color int, assuming sRGB encoding. Based on the formula for relative luminance defined in WCAG 2.0, W3C Recommendation 11 December 2008.

@get:RequiresApi(value = 26)
val Long.luminance: Float(source)

Returns the relative luminance of a color. Based on the formula for relative luminance defined in WCAG 2.0, W3C Recommendation 11 December 2008.