A HEX color uses six hexadecimal characters—two each for red, green, and blue. #7357F6, for example, combines a red value of 115, green 87, and blue 246. It is compact, familiar in CSS, and ideal for sharing a specific sRGB color.
Put it into practice
Huelab includes free tools that make this knowledge immediately useful. Enter a value, explore its related formats, and copy the result.
Open the color picker →