added some improvements
With flat design, Material design and web safe color charts you're sure to find the perfect color scheme for your website or app – just keep hunting!
Flat design or flat UI colors are quite popular in web design today where bold, bright colors are used to create clean, simple interfaces.
Material design is a visual language and design system developed by Google with an almost flat style and vibrant color schemes.
Web safe colors emerged during the early era of the internet; a standardized palette of 216 colors that displayed consistently across all major browsers.