This is the curated palettes directory compatible with Material design. We've decided to keep it simple, clean and easy to use. The main goal was to make it usable as much as possible. Some of the features are:
1. one-click Hex color code copy to clipboard
2. easy bookmarks
3. darken/lighten color - useful if you create buttons with shadows
4. complementary colors
5. detailed color information
It's all so nice but I am a mobile app developer and I really miss one feature: what about having the ability to display that colour palette on some mock mobile app UI? It would be great to see the colours in a real UI, maybe something like this:
BetterPT