public ColorFilter add( Color from, Color toLight, Color toDark ) {
			ensureColorMap();
			ensureDarkColorMap();

			if( toLight != null )
				colorMap.put( from, toLight );
			if( toDark != null )
				darkColorMap.put( from, toDark );
			return this;
		}
Adds a color mapping, which has different colors for light and dark themes.

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