Free Color Tools for
Designers & Developers
Convert colors between 12+ formats, build CSS & Tailwind gradients, browse curated palettes, and generate AI color schemes — all free, no account needed.
Everything You Need for Color Work
Color Converter
Instantly convert any color between HEX, RGB, RGBA, HSL, CMYK, LAB, Oklch and 8+ more formats.
Open Converter →Gradient Generator
Build linear, radial and conic CSS & Tailwind gradients with a visual editor and one-click code export.
Make Gradients →Color Palettes
Browse hundreds of handcrafted palettes with ready-to-copy HEX codes for UI design, branding and web.
Browse Palettes →AI Palette Generator
Describe a mood, a place, or a brand — get a stunning AI-generated color palette in seconds.
Generate with AI →Contrast Checker
Verify text and background colors meet WCAG AA and AAA accessibility standards for readable, inclusive design.
Check Contrast →Frequently Asked Questions
What is ColorTinder?
ColorTinder is a free suite of color tools for designers and developers. It includes a color format converter, a CSS gradient generator, a curated palette library, and an AI palette generator — all without registration or payment.
Which color formats does the converter support?
The converter supports HEX, RGB, RGBA, HSL, HSLA, HSV, HWB, CMYK, LAB, LCH, Oklch, CSS color names, Decimal, and CSS Custom Properties — over 12 formats in one tool.
How do I generate a CSS gradient?
Open the Gradient Generator, choose a type (linear, radial, or conic), pick your colors and adjust positions with the visual editor, then copy the ready-to-use CSS or Tailwind code.
Is ColorTinder completely free?
Yes. All tools are 100% free with no account required. Color conversion and gradient generation run entirely in your browser — no data is sent to our servers.
How does the AI palette generator work?
Describe anything — a sunset, a brand vibe, a season — and our AI (powered by GPT-4o mini) instantly creates a harmonious 5-color palette with HEX codes ready to copy.