Brightness: Double;
The Brightness property returns the brightness of the color from 0.0 to 1.0.
Sub Button1OnClick(Sender: Object; Args: IMouseEventArgs);
Var
d: Double;
Begin
d:=Panel1.Color.Brightness;
End Sub Button1OnClick;
After executing the example on clicking the button the "d" variable contains the color brightness of the panel named Panel1.
See also: