Infinity symbol

Official name

INFINITY

Unicode block

Mathematical Operators

Added in

Unicode 1.1

HTML

∞

HTML hex

∞

CSS content

\221E

JavaScript

\u{221E}

UTF-8 bytes

E2 88 9E

Keywords

infinity, sign, mathematics, equation, science

Keyboard

Mac: ⌥ 5

Categories

Maths

The Unicode standard defines this character, but your device’s fonts decide how it looks, so it may differ on other screens.