System.Object
   C1.WPF.ColorPicker.ColorPalette
   C1.WPF.ColorPicker.ColorPaletteEntry
   C1.WPF.ColorPicker.WebColor
   System.Windows.Threading.DispatcherObject
      System.Windows.DependencyObject
         System.Windows.Media.Visual
            System.Windows.UIElement
               System.Windows.FrameworkElement
                  System.Windows.Controls.Control
                     C1.WPF.ColorPicker.C1SpectrumColorPicker
                     C1.WPF.ColorPicker.C1SpectrumPad
                     C1.WPF.Core.C1View
                        C1.WPF.ColorPicker.C1AdvancedColorPickerPart
                        C1.WPF.ColorPicker.C1BasicColorPickerPart
                        C1.WPF.ColorPicker.C1BrushEditor
                        C1.WPF.ColorPicker.C1BrushPicker
                        C1.WPF.ColorPicker.C1ColorEditor
                        C1.WPF.ColorPicker.C1ColorPicker
                        C1.WPF.ColorPicker.C1GradientBrushEditor
                        C1.WPF.ColorPicker.C1SolidBrushEditor
                        C1.WPF.Core.C1Border
                           C1.WPF.ColorPicker.C1CheckeredBorder
                     System.Windows.Controls.ContentControl
                        C1.WPF.ColorPicker.C1ColorButton
                     System.Windows.Controls.Primitives.RangeBase
                        System.Windows.Controls.Slider
                           C1.WPF.ColorPicker.C1ColorSlider

Reference

C1.WPF.ColorPicker Assembly