The server-side OnColorPickerColorChanged event occurs when the user changes the color in the ColorPicker, causing a postback.
The event handler function receives two arguments:
The RadRibbonBar which has fired the event. This argument is of type object, but can be cast to the RadRibbonBar type.
An EventArgs object.This object has a number of properties for handling the request for new items
ColorPicker – the ColorPicker which fired the event.
Group – the group in which the DropDown is placed.
Color – the new selected color of the ColorPicker.