Coolors is a web-based color palette generator and exploration tool designed to help designers, developers, and creatives quickly create harmonious color schemes. It provides an intuitive interface where users can generate palettes instantly, refine them, and organize them for use in design workflows.

The platform is best known for its speed and simplicity—users can generate new color combinations by pressing a single key, lock preferred colors, and iterate until they find the desired palette. It supports multiple color formats including HEX, RGB, CMYK, LAB, and HSB, making it suitable for both digital and print design applications.

Coolors also includes features for extracting palettes from images, allowing users to derive color schemes from photos or visual references. In addition to generation tools, it offers a large library of millions of community-created palettes that can be browsed, searched, and saved for inspiration.

Users can create accounts to organize palettes into collections and projects, export them in various formats, and integrate them into design workflows. The platform is available as a web app and mobile app, and is widely used by designers for branding, UI/UX, illustration, and creative projects.

Coolors is positioned as a fast, accessible alternative to more complex color tools, balancing ease of use with powerful functionality for both beginners and professionals.

Key features include:

• Instant color palette generation with a single key press
• Ability to lock and refine specific colors within palettes
• Image-based color extraction for palette creation
• Support for multiple color formats (HEX, RGB, CMYK, etc.)
• Large library of millions of community-generated palettes • Save, organize, and export palettes for design workflows

Common use cases include:

• Creating brand color schemes
• Designing UI/UX color systems
• Generating palettes for illustrations
• Extracting colors from images
• Exploring color inspiration for creative projects

Coolors is developed by Coolors Srl and created by Fabrizio Bianchi as an independent design tool used by millions of creatives worldwide.