Hi everyone.
well, i have this exercise where i have to show the effects of various RGBA values on the color produced.
i got 4 scroll bars for the red, green, blue, and alpha values respectively. I have to displya the output color in a filled rectangle each time the user changes the value of one the scroll bars.
i already create the rectangle, but i dont know how to change the color...of the rectangle with the scroll bars...

well guys, i hope u can help me!

thanks ahead!