Color guides

Quick, practical answers to common color questions, each paired with a free tool you can use right away.

Converting CMYK to RGB and HEX

How CMYK relates to RGB, the conversion both ways, and why print results vary.

What the main types of color vision deficiency are, and how to test that your colors stay distinct.

How color wheel relationships turn one base color into a balanced scheme.

Mix any two colors at the ratio you want, and why the result looks cleaner than averaging RGB.

Turn a hex code into a recognisable name, and why the answer is the nearest match.

Pick a color, read every format at once, and grab colors from anywhere on your screen.

What a hex code actually stores, how to turn it into RGB values, and when RGB is the format you want.

Extract a palette from a photo, or click to grab the precise color of one pixel.

Roll fresh colors, keep the ones you like, and copy their codes in a click.

How RGB channels become a six-digit hex code, the quick mental math, and when to prefer hex.

The plain-English difference between shades, tints and tones, and how to build a usable scale.