Color Format Converter — Free Online Tool
Enter a color in any format — HEX, RGB, HSL, HSV, or CMYK — and instantly see it converted to all other formats. A live color swatch shows the actual color. The nearest CSS named color is shown for reference. Powered by chroma-js for accurate color space conversions.
100% client-side. No uploads. Your data never leaves your browser.
How to use Color Format Converter
- Enter a color value in any supported format (e.g. #3A7CA5, rgb(58,124,165), or hsl(204,47%,44%)).
- All other format representations appear instantly.
- The live swatch shows the actual rendered color.
- Copy any format with its Copy button.
Frequently Asked Questions
Why does my CMYK value look different when converted to RGB?
CMYK is a subtractive color model for print; RGB is additive for screens. The conversion is mathematically defined but colors may look different in print vs. on screen.
What does the nearest CSS name mean?
CSS defines 140+ named colors (like 'crimson', 'teal', 'goldenrod'). The tool finds the named color whose RGB value is closest to yours.
Which library handles the color math?
chroma-js, a well-tested color manipulation library that handles all color space conversions accurately.
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