public static java.awt.Color getContrastingColor(java.awt.Color color) { float[] hsbvals = new float[3]; java.awt.Color.RGBtoHSB(color.getRed(), color.getGreen(), color.getBlue(), hsbvals); java.awt.Color c = Color.getHSBColor(0, 0, (hsbvals[2] + 0.5f) % 1f); return new java.awt.Color(c.getRed(), c.getGreen(), c.getBlue(), color.getAlpha()); }