AxColorPicker is an ActiveX control that mimics the Office color dialog. It offers a much more intuitive way of selecting colors. It has a drop down palette that shows any color combination you want and (optionally) a custom button to open a custom Color Dialog Control for color selection.
AxColorPicker Main Features:
Flat or 3d mode
Property page to customize your color selection Full demonstration and online help included
easily add the colors you want to display
add some standard palettes that cover the red/green/blue/grey scale, 16, 48 or system colors