KColorChooser is described as 'Color palette tool, used to mix colors and create custom color palettes. Using the dropper, it can obtain the color of any pixel on the screen. A number of common color palettes are included, such as the standard Web colors and the Oxygen color scheme' and is a Color Picker tool in the photos & graphics category. There are more than 50 alternatives to KColorChooser for a variety of platforms, including Windows, Mac, Linux, Web-based and iPhone apps. The best KColorChooser alternative is PicPick. It's not free, so if you're looking for a free alternative, you could try PicPick or Just Color Picker. Other great apps like KColorChooser are Instant Eyedropper, Sip, Pixie and Pika.