SwatchBooker is a free/libre swatches editor and batch convertor for Linux, macOS, and Windows.

Supported color models: RGB, H ...

The ultimate online tool to extract dominant colors from images using the most advanced clustering algorithms.

Encyclopedia for colors. Detailed information about every color, including color values, color conversions, and color schemes.

Generates color themes that can inspire any project. No matter what you're creating, with Kuler you can experiment quickly wit ...

Simply put, ColorExplorer is an online toolbox for working with color palettes.

COLOURlovers is a creative community where people from around the world create and share colors, palettes and patterns, discus ...

iWantHue allows you to generate palettes of colors. It is about mastering the properties of a palette by setting a range of Hu ...