Convert colors instantly between HEX, RGB, HSL, and RGBA formats. Enter a color value in any format below to see it converted to all other formats simultaneously. Includes a visual color preview and one-click copy for each value.
Last updated: June 2026
Instantly convert colors between different formats. Enter a color in any supported format and see it converted to all others in real time, with a live color preview.
HEX (#RRGGBB) — The most common web color format. Six hexadecimal digits representing red, green, and blue values (00-FF each). Example: #FF6B35 is a warm orange. RGB (R, G, B) — Red, green, and blue values as integers from 0 to 255. Example: rgb(255, 107, 53). Commonly used in CSS and design tools. HSL (H, S%, L%) — Hue (0-360 degrees on the color wheel), Saturation (0-100%), and Lightness (0-100%). More intuitive for humans — easy to create lighter/darker variants by adjusting lightness. RGBA (R, G, B, A) — RGB with an alpha channel (0-1) for transparency. Example: rgba(255, 107, 53, 0.5) is a semi-transparent orange.
For CSS and web development, HEX is the most compact and widely used. RGB is the standard in most programming languages and image processing. HSL is the most human-friendly — when you need to create color variations (lighter, darker, more saturated), adjusting HSL values is far more intuitive than modifying RGB. RGBA is essential whenever you need transparency in web elements.
| Format | Syntax | Example | Supports Alpha | Used In |
|---|---|---|---|---|
| HEX | #RRGGBB | #FF6B35 | With #RRGGBBAA | CSS, design tools, brand guidelines |
| RGB | rgb(R, G, B) | rgb(255, 107, 53) | No | CSS, most programming languages |
| RGBA | rgba(R, G, B, A) | rgba(255, 107, 53, 0.8) | Yes | CSS with transparency effects |
| HSL | hsl(H, S%, L%) | hsl(16, 100%, 60%) | No | CSS, color theory, design systems |
| HSLA | hsla(H, S%, L%, A) | hsla(16, 100%, 60%, 0.8) | Yes | CSS with hue-based transparency |
They are identical except RGBA includes an alpha channel for transparency. An alpha of 1.0 is fully opaque (same as RGB), and 0.0 is fully transparent.
Modern browsers support 8-digit HEX codes (#RRGGBBAA) where the last two digits specify opacity. However, RGBA is more widely supported and readable.
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