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Color

Color conversion, contrast and palette tools

Select a tool below. Every tool runs locally in your browser and is free to use.

🎨 Color · Total 11 tools

Trình kiểm tra độ tương phản màuColor contrast checker: calculate contrast per WCAG 2.1 and AA/AAA pass with picker and replacement suggestions for accessible design. Color HSL/HSV ConverterColor HSL converter: convert between HEX, RGB, HSL and HSV with live preview for frontend and design, one-click copy and offline. Trình trộn màuColor mixer: blend two colors by ratio with gradient preview, supports HEX/RGB/HSL conversion and scale generation for palettes. Color Name FinderColor name finder: enter HEX to find closest common color names like red and blue among 48 for design and palettes, with one-click copy and offline. Color Shade AdjusterColor shade adjuster: lighten or darken a HEX color by percentage with live preview for design and UI states, one-click copy and offline. HEX Opacity to RGBAHEX opacity converter: convert HEX color with opacity percentage to RGBA code with live preview for web and design, with one-click copy and offline. HEX to CMYK ConverterHEX to CMYK: enter HEX to get CMYK and RGB with picker and copy for print and design. Supports batch processing and one-click copy, offline use. Trình chuyển đổi màu HEX sang RGB/HSLHEX to RGB converter: enter hex color value to instantly convert to RGB, HSL and RGBA codes with preview for design and frontend, with one-click copy and offline. Accessible Color GeneratorRandom accessible color: generate random foreground background pairs meeting WCAG contrast with score, lock and bulk for design accessibility, with with one-click. Trình chuyển đổi màu RGB sang HEXRGB to HEX: enters RGB values to get HEX and HSL codes with preview. For design. Supports batch processing, export and one-click copy, offline use. Web Safe Color FinderWeb safe colors tool: enter HEX to find nearest web-safe color and browse 216-color palette for legacy display support, with one-click copy and offline.

FAQ

What is the Color category?

The Color category includes 11 free online tools for common needs. All run locally in your browser - no sign-up or install required.

Are these tools free?

Yes, all tools are free with no usage limits.

Do I need to register?

No. Open a page and use it right away - your data stays in your browser.

Which languages are supported?

This site supports 12 languages: Chinese, English, Japanese, Korean, Spanish, French, German, Portuguese, Russian, Arabic, Indonesian and Hindi.