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Hex.TextColour

Determines appropriate text color (black/white) for contrast against background

EvaluationContext.Colour.Hex.TextColour( backgroundHex )
Parameter Type Required Description
backgroundHex STRING The background hex color to evaluate (e.g., "#01B8AA")

STRING #000000 for dark text or #FFFFFF for light text

EvaluationContext.Colour.Hex.TextColour( backgroundHex )

function 'EvaluationContext.Colour.Hex.TextColour' =
        (
            backgroundHex: STRING
        ) =>

            VAR L = EvaluationContext.Colour.Hex.Luminance( backgroundHex )
            VAR result = IF( L > 0.5, "#000000", "#FFFFFF")

            RETURN result