protected boolean shouldInverse( float[] hsla ) {
			return increase
				? hsla[hslIndex] > 65
				: hsla[hslIndex] < 35;
		}
Increase or decrease hue, saturation, luminance or alpha of a color in the HSL color space
by an absolute or relative amount.
flatlaf-core/src/main/java/com/formdev/flatlaf/util/ColorFunctions.java