RGB to HEX Colour Converter — Free Online
Convert RGB colour codes to HEX and vice versa instantly. Also supports HSL, CMYK, and HSV. Free colour converter for designers and developers.
About RGB to Hex Converter
Colour conversion between RGB, HEX, HSL, CMYK, and HSV is a daily task for web designers, app developers, and graphic artists. Our colour converter handles all major colour formats in both directions. Enter an RGB value like (255, 87, 51) and instantly get the HEX code #FF5733, the HSL equivalent, and the CMYK values for print. Use it when implementing designs from Figma or Photoshop into CSS, matching brand colours across different tools, or converting print colours for digital use. A visual colour preview updates in real time as you type.
Frequently Asked Questions
Does it convert HEX back to RGB too?
Yes — paste a HEX code and it instantly converts to RGB, HSL, CMYK, and HSV values.
Does it support alpha transparency?
Yes — RGBA and 8-digit HEX codes with alpha channels are supported.
What colour formats are supported?
RGB, RGBA, HEX, HSL, HSLA, HSV, and CMYK are all supported.
Can I use short HEX codes like #F53?
Yes — shorthand 3-digit HEX codes are automatically expanded to 6-digit equivalents.
Is the colour preview accurate?
Yes — a live colour swatch updates as you type.