In msn messager, you can see a nice button.
you can select any color, and msn messager will draw a 3D like button.
I try to make a button like this, when you select a color, how can I draw a 3D like button?
I need more than one color, at least two.
I do not know what to do for a dozen time. finally I got to know HSL and solve the problem.
Now, let 's have a look at this graphic: