public Map<Color, Color> getDarkColorMap() {
			return (darkColorMap != null)
				? Collections.unmodifiableMap( darkColorMap )
				: getLightColorMap();
		}
Returns the color mappings used for dark themes.

@since 1.2
flatlaf-extras/src/main/java/com/formdev/flatlaf/extras/FlatSVGIcon.java