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:tick: Text symbol

Sigma symbol Οƒ

Greek small letter sigma, U+03C3. Click to copy it, or see how to type it on Windows, Mac, Word and Google Docs below.

Updated November 2026 Runs in your browser. Nothing you type is uploaded.

Paste it with Ctrl + V, or Command + V on a Mac.

Every code for Οƒ

Unicode nameGreek small letter sigma
Code pointU+03C3
Windows Alt codeNone
Mac keysNone
HTMLσ
HTML numberσ σ
CSS\3C3
JavaScript\u{3C3}
Python\u03c3
UTF-8 bytesCF 83
Use Emoji code:sigma:

How to type Οƒ

On every device, in the apps people ask about most.

WhereHow
Chrome, any websiteWith Use Emoji, type:sigma: in any text box and it turns into Οƒ.
WindowsIt has no Alt code. Copy it from this page, or press Windows +. (period) and look in the emoji panel’s Symbols tab.
MacPress Control + Command + Space to open the Character Viewer and search for "sigma".
Word on WindowsType 03C3, then press Alt + X: Word turns the code into Οƒ.
Google DocsInsert, then Special characters, and search for "sigma".
iPhone and AndroidCopy it from this page and paste it. Some keyboards also offer it when you hold a related key.
HTMLWrite σ in the page source.

Questions

About the sigma symbol

Short answers to the questions people ask most.

What is the HTML code for Οƒ?
σ or σ. Both show Οƒ in any browser. In CSS content, write "\3C3".
What is the Unicode for Οƒ?
Οƒ is U+03C3, named GREEK SMALL LETTER SIGMA in the Unicode standard.

Type :sigma: and get Οƒ

Use Emoji types every symbol, emoji and kaomoji from a short code, in any text box you choose.

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