CSSGradient.io - As a free css gradient generator tool, this website lets you create a colorful gradient background for your website, blog, or social media profile.
Color Palette Generator - Enter the URL of an image and find its color palette
Random Color Palettes - Generate a random color palette by tapping your space bar
Klart.io Colors - A data-driven collection of beautiful color palettes 🌈
Material Palette - Generate and export your Material Design color palette
AngryTools Online Gradient Generator - Angrytools - Online CSS Gradient Generater interface to generate cross browser CSS gradient code as well as Android gradient code. generator produce linear or radial gradients that can be used in your web page design or android apps.