Understanding Hex Colors: From #000000 to #FFFFFF

Hex codes are base‑16 representations of RGB: #RRGGBB. Each pair ranges from 00 (0) to FF (255).

Short vs long notation

#RGB expands to #RRGGBB. For example, #abc → #aabbcc.

Why hex is popular

Hex is compact, copyable, and supported everywhere in CSS and design tools.

Play with it

Paste any hex in HexTints to explore lighter/darker variations.