// free · runs in your browser · nothing uploaded
Colour Converter (HEX, RGB, HSL)
Free colour converter: paste a HEX, rgb() or hsl() colour, or pick one, and get HEX, RGB, HSL, HSV and CMYK values with tints and shades. Supports alpha.
📚 Official sources: CSS Color Module Level 4
We build every tool from the official rules and re-check them when they change. Always confirm with the official source before you rely on a result.
🛠️ Spotted a mistake or an out-of-date rule? Tell us
Questions people ask
How do I convert HEX to RGB?+
Split the HEX into pairs and read each as a number from 0 to 255: #1d4ed8 = rgb(29 78 216).
Is the CMYK value exact?+
No. It's a simple conversion from screen colour; real print colours depend on the printer profile.
More free tools
🧾JSON Formatter & Validator🔳QR Code Generator🖼️Image Compressor & Converter🎨Colour Contrast Checker🔐Strong Password Generator🔤Base64 Encoder & Decoder🔎Regex Tester🆔UUID Generator (v4 & v7)🕒Unix Timestamp Converter🎛️CSS Gradient & Shadow Generator🔀Text Diff Checker📝Markdown Editor & Live Preview🎫JWT Decoder & Expiry Checker⏱️Cron Expression Explainer#️⃣Hash Generator (MD5, SHA-256, SHA-512)🔗URL Encoder / Decoder🔤Word & Character Counter🔠Case Converter (camelCase, snake_case, Title Case)📄Lorem Ipsum Generator