GREEK CAPITAL LETTER SIGMA

U+03A3 Uppercase Letter (Lu) · Greek and Coptic · Grek

{# Overview — AI-citation lead. Curated content_summary when present, else a fact-based computed lead so every character has an answer-first paragraph. #}

Overview

Σ (GREEK CAPITAL LETTER SIGMA) is the Unicode character at code point U+03A3. It belongs to the Greek and Coptic block, in the Uppercase Letter (Lu) general category. Its script is Grek.

On this page

Encoding Table

Format	Value	Copy
unicode	U+03A3
decimal	931
htmldecimal	Σ
htmlhex	Σ
css	\03A3
javascript	\u{3A3}
python	\u03a3
java	\u03A3
go	\u03A3
ruby	\u{3A3}
rust	\u{3A3}
ccpp	\u03a3
urlencoded	%CE%A3
utf8bytes	ce a3
utf16bebytes	03 a3
utf32bebytes	00 00 03 a3

How to Use

HTML: Σ

CSS: content: "\03A3"

JavaScript: "\u{3A3}"

Python: "\u03a3"

Properties

Block: Greek and Coptic
Script: Grek
Category: Uppercase Letter (Lu)
Bidirectional: L
Combining: 0
Mirrored: No

← Ρ U+03A1 U+03A4 Τ →

Frequently Asked Questions

What is the Σ character (GREEK CAPITAL LETTER SIGMA)?

Σ (GREEK CAPITAL LETTER SIGMA) is the Unicode character U+03A3.

What is the Unicode codepoint of GREEK CAPITAL LETTER SIGMA?

The GREEK CAPITAL LETTER SIGMA character (Σ) has codepoint U+03A3.

How do I type or copy GREEK CAPITAL LETTER SIGMA?

Copy Σ directly, or use the HTML entity, UTF-8, and code encodings shown on this page.