Free Online Color Converter — HEX, RGB & HSL
Every designer and developer eventually hits the same moment: a mockup gives you a color as #7C3AED, your CSS framework wants rgb(124, 58, 237), and the palette generator you love speaks only HSL. This color converter ends the copy-paste dance. Type or paste a color in any of the three common notations and instantly see all representations side by side, each one click away from your clipboard.
The tool accepts HEX codes (including browser-style shorthand like #f0a), functional rgb() notation and human-friendly hsl() values. Conversion happens instantly as you type — no button to press — and a large live swatch shows exactly what the color looks like, so you can sanity-check that #0F172A really is the deep navy you had in mind before it ships to production.
Because everything is computed with plain JavaScript math inside your browser, there is no server round-trip, no waiting and nothing stored. Whether you are building a design system, matching brand colors across platforms, tuning a chart palette or just curious what your favorite hex code looks like in HSL, this converter keeps the workflow friction-free.
How to Use This Tool
- Enter a color — type a value such as
#7c3aed,rgb(124, 58, 237)orhsl(258, 90%, 66%)into the input field. - Review the results — all three formats update live, next to a large preview swatch of the color.
- Copy what you need — click the copy icon on the HEX, RGB or HSL card to place the exact CSS-ready string on your clipboard.
Benefits
- Three formats at once — HEX, RGB and HSL computed live from a single input.
- Flexible parsing — shorthand HEX, comma or space-separated values and optional function wrappers all work.
- Instant visual feedback — a full-width swatch confirms the shade before you commit.
- Private and instant — pure client-side math; nothing leaves your device.
- Free forever — unlimited conversions with no signup.