Colour conversion

Free tools from the Colour conversion group.

HEX to RGBTurn a HEX code into RGB channels in 0–255 or 0–1 notation, alpha included.
RGB to HEXTurn RGB values into a HEX code for CSS. Accepts commas, spaces and percentages.
RGB to CMYKTurn a screen RGB colour into the four CMYK inks before you send a file to press.
CMYK to RGBTurn a colour from a print file into RGB for a website and social posts.