Visual Color Picker is very easy to use and powerful RGB-HSV-HSL-CMYK-HEX color selector. The program allows you to easily capture color value from any position of the screen even if program does not have input focus.
The program has small screen capture preview area. By clicking associated button, you will get the associated RGB value in the dialog. The RGB color is automatically translated to RGB, HSV, CMYK and HTML HEX values.