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Phi Symbol

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Phi Symbol Info

Symbol	φ
Name	Phi
Unicode	U+03C6
HTML Entity	φ
Windows Alt Code	Alt+966
Mac Shortcut	—

How to Type the Phi Symbol

Copy and Paste (Easiest)

Click the φ symbol above or the copy button. Then paste with Ctrl+V (Windows) or Cmd+V (Mac).

Windows (Alt Code)

Hold Alt and type 966 on the number pad. Release Alt.

HTML

Use φ in your HTML code.

About the Phi Symbol

Phi is the twenty-first letter of the Greek alphabet. The uppercase Φ is often used to represent the golden ratio (approximately 1.618), one of the most celebrated constants in mathematics and art. In physics, phi denotes magnetic flux, electric potential, and wave phase angles.

Common Uses

Golden ratio, physics (magnetic flux, electric potential), Euler's totient function, architecture, design

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