Simple color picker everyone。官方地址：https://color.hailpixel.com/

Material UI Colors 。官方地址：http://materialuicolors.co/

Khroma is the fastest way to discover, search, and save color combos you'll want to use.

Create color schemes with the color wheel or browse thousands of color combinations from the Color community.

日本的传统色彩，此站点针对Webkit进行了优化。官方地址：https://nipponcolors.com/

Color Claim was created in 2012 by Tobias van Schneider with the goal to collect & combine unique colors for my future projects.