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Calculate Luminance

An expression editor function that calculates the luminance value of a color.

Updated yesterday

Overview

This function returns the relative luminance of a color, useful for determining text contrast and accessibility.


Parameters (Return Color)

calculateLuminance(color)

Color

Color object to calculate luminance for.


For example...

calculateLuminance(white)

Returns 1 (maximum luminance).

calculateLuminance(black)

Returns 0 (minimum luminance).

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