Beautiful Color Palettes
Best Flat Colors For UI Design
Khroma is the fastest way to discover, search, and save color combos you'll want to use.
Beautiful colored gradients
一个帮助大家选色、调色，提供色彩搭配参考，调色轮网站。
WebGradients is a free collection of 180 linear gradients that you can use as content backdrops in any part of your website.
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