This article demonstrates the technique of creating a RGB color editor, useful at web-page and software development time, to know the RGB code for different combinations of Red, Green and Blue colors. The article has two projects both independent, one was developed using the popular MFC and the other in Win32 (a.k.a. SDK). Both applications are identical in functionality and helps developers who are not very familiar with Win32 programming, to compare and see how easy it is to develop applications in Win32