private void TestLightness(Int32 color, Double expectedLightness)
{
var wpfColor = Color.FromRgb((Byte)(color >> 16 & 0xFF), (Byte)(color >> 8 & 0xFF), (Byte)(color & 0xFF));
var lightness = wpfColor.GetLightness();
Assert.AreEqual(expectedLightness, lightness, 0.001, "Color: " + wpfColor);
}