Khroma is the fastest way to discover, search, and save color combos you'll want to use.
WebGradients is a free collection of 180 linear gradients that you can use as content backdrops in any part of your website.
Best Flat Colors For UI Design
The daily color digest
2017 Grabient by unfold
收录过去 4000 年中经典复古的 180 个调色板。 【百度一下：爱前端导航】
Beautiful Color Palettes
