Color (@NotNull Color c, final double factor, final double alphaFactor) { assert factor >= 0 : factor; //noinspection UseJBColor return new Color( Math.min((int)Math.round(c.getRed() * factor), 255), Math.min((int)Math.round(c.getGreen() * factor), 255), Math.min((int)Math.round(c.getBlue() * factor), 255), Math.min((int)Math.round(c.getAlpha() * alphaFactor), 255) ); }