To speed up your work RadColorDialog is shipped with 4 ready-to-use color palettes: Basic, System, Web and Professional:

• The Basic palette lets you choose a predefined color from a honeycomb interface where you click a colored cell to choose the color:
   
  
  
   
• System lets you choose one of the System.Drawing.SystemColors enumeration from a list. Each is a color of a Windows display element (i.e. ButtonShadow, ActiveCaptionText, etc):  
   
  
  
   
• Web lets you choose one of the named web colors from a list:
   
  
  
   
• The Professional palette provides the greatest flexibility in selecting or tailoring the exact color you require: 
   
  
   
   

Any color you select can have its transparency (alpha) channel modified to suit your needs. This feature allows for extra amount of flexibility in selecting colors.

RadColorDialog lets you save custom colors. Use any of the color selection tools to select a color, including the eye dropper, and use the Add Custom Color functionality to retain custom colors between invocations of the color dialog.

You can pick another color from anywhere on the screen by using the provided Eye Dropper tool.

RadColorPicker can display the current color in a dedicated color preview area, together with its HSL, RGB and HEX representations. The hexidecimal entry can be edited or copied/pasted from/to another source.