private void sliderValueChanged(object sender, SubsonicDesign.SliderValueChangedEventArgs e)
        {
            if (radialSliderModernRed != null)
            {
                byte red = Convert.ToByte(radialSliderModernRed.CurrentValue);
                byte green = Convert.ToByte(radialSliderModernGreen.CurrentValue);
                byte blue = Convert.ToByte(radialSliderModernBlue.CurrentValue);
                byte alpha = Convert.ToByte(radialSliderModernAlpha.CurrentValue);

                Dispatcher.BeginInvoke(() =>
                {
                    LayoutRoot.Background = new SolidColorBrush(Color.FromArgb(alpha, red, green, blue));
                });
            }
        }
 private void ColorSlider_SliderValueChanged(object sender, SubsonicDesign.SliderValueChangedEventArgs e)
 {
     UpdateColor();
 }