protected void HSLValueChanged()
{
    if (PropertyChanged != null)
        PropertyChanged(this, new PropertyChangedEventArgs("Color"));
    var color = new HSLColor { Hue = this.Hue, Saturation = this.Saturation, Luminosity = this.Luminosity };
    System.Drawing.Color color1 = color;
    SetValue(ColorProperty, new System.Windows.Media.Color
    {
        A = 255,
        R = color1.R,
        G = color1.G,
        B = color1.B
    });
}