Free online tool for generating random HEX, RGB, and HSL colors instantly
Stage
MVP
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Founded
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Based in
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Pricing model
Freemium
Free
Pricing
Free: 25 renders per month, PNG/JPEG export, 1 team member, REST API and dynamic link trial, MCP server trial. Starter: $15/month. Team: $100/month. Scale: $800/month.
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Key features
CSV and spreadsheet-based bulk generation
REST API and MCP server for AI agents
PNG, JPEG, SVG, PDF and video export
Brand library for fonts, colors and logos
Figma import for template design
Dynamic template variables and logic
Multi-language rendering
Template variants and mod library
No-code template editor
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
What makes it different
Automates repetitive creative work across multiple formats and languages from a single template
Combines design tool capabilities with automated production scale
Works via UI, CSV, API or MCP for seamless integration with apps and AI agents
Maintains brand consistency with locked regions and brand rules
Free trial with 25 renders per month, no credit card required
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
Bannx