Out of color ideas? Material Design Color Palette will help you quickly decide which color to choose for your project. Colors are taken from Google’s Material Design Guidelines. › materialui.co
Open color is an open-source color scheme Optimized for UI like font, background, border, etc. › yeun.github.io
Brands in colours, a simple brands colour reference for your design and coding projects using Sass variables. › loriskumo.github.io
Web Gradients is 180 beautiful linear gradients in CSS3, Photoshop and Sketch. This collection is curated by top designers and totally free. › webgradients.com
A visualization of the use of color in movies. Explore and shop for posters of the colors of your favorite movies. › thecolorsofmotion.com
Hex Naw is a tool that helps designers and developers test entire color systems for contrast and accessibility. › hexnaw.com
An ultimate collection of free mockups. Logo mockups, branding mockups, poster mockups, brochure mockups, screen mockups. Download the 55+ mockups all free. The biggest source for Free photorealistic Mockups. A collection of free mockups for designers. All free mockups consist Smart Object for easy edit. Free for download.