
Description: ReadableColorGen is a free online tool that generates readable color palettes for websites and other designs. It allows users to easily create accessible color schemes that meet WCAG color contrast requirements.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: ColorMixer is a free, open-source color mixing application for Windows, Mac and Linux. It allows you to combine colors on a virtual palette to experiment with different color combinations. Useful for designers, artists, and anyone who works with color.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API