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Color Converter

Convert colors between HEX, RGB, HSL, HSV and CMYK, with a color picker and WCAG contrast ratios.

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About the Color Converter

Paste a color in any CSS format — hex, rgb(), hsl() or a named color — and get every other format at once. Contrast ratios against white and black tell you immediately whether text in that color meets the WCAG AA threshold of 4.5:1.

How to use it

  1. Type a color value or use the picker.
  2. Copy the format you need.
  3. Check contrast before using it for text.

Good to know

  • CMYK values are a mathematical approximation; real print colors depend on the printer's color profile.

Frequently asked questions

Does it support transparency?

Yes, rgba(), hsla() and 8-digit hex values keep their alpha channel.

What is HSV?

Hue-Saturation-Value, also called HSB, used by many design tools' color pickers.

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