Free online tool for generating random HEX, RGB, and HSL colors instantly
Design with AI agents on a professional canvas, free
Stage
Not given
MVP
Founded
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Based in
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Pricing model
Free
Freemium
Pricing
Not given
Free: $0 forever with every design feature, unlimited MCP agents, public projects and drops (2 GB), in-app chat with your own AI (10 messages a day). Personal: $20 per month with private projects, 50 GB storage, unlimited in-app chat on your own key, and base Brilliant AI allowance. Pro: $50 per mon
Key features
Instant random color generation with spacebar shortcut
HEX, RGB, and HSL color code display with 1-click copy
2 to 10 color harmonized palette generator with smart color locking
Export palettes to CSS Variables, SVG, PNG, and shareable URLs
WCAG 2.1 contrast checker with relative luminance calculation
Color of the Day inspiration
Local-first saved palettes storage with zero tracking
Browser sidepanel for inspecting colors and testing contrast
Color Eye Quiz mini-game to test designer skills
Infinite canvas with native vector editing
AI agents that design directly on the canvas
Design repositories with branching and version control
Auto layout and components with variants
Open, non-proprietary Blueprint file format
Import from Figma and Sketch
MCP protocol support for any coding agent
Real-time multiplayer collaboration
Export to React, HTML, SVG, PDF and code
Design systems with tokens and semantic modes
What makes it different
0-latency generation with instant spacebar triggering
Exact conversions across HEX, RGB, HSL with automated WCAG 2.1 contrast metrics
Hyper-focused neutral UI allowing generated hues to take center stage
Free forever with no sign-up required
AI agents speak MCP natively and work on your canvas, not in a separate chat
Design files are code via Blueprint format that syncs with your repository
Full professional tool is completely free with unlimited MCP agents
GitHub-style version control and branching for design files
Brilliant