WebGradients is a free collection of 180 linear gradients that you can use as content backdrops in any part of your website.
Copy Paste Color Pallette from Flat UI Theme
很喜欢的一个配色网站，色彩很优雅，很年轻
Best Flat Colors For UI Design
Khroma is the fastest way to discover, search, and save color combos you'll want to use.
The super fast color schemes generator!
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