private void pbxDarkColour_Click(object sender, EventArgs e)
{
ColourUtilities.PropagateHSBValues(knumHueValue, knumSaturation, knumBrightness, (decimal)Math.Round(pbxDarkColour.BackColor.GetHue()), (decimal)Math.Round(pbxDarkColour.BackColor.GetSaturation()), (decimal)Math.Round(pbxDarkColour.BackColor.GetBrightness()));
}
