U+03A3
CHARACTER
GREEK CAPITAL LETTER SIGMA
Category:
Uppercase Letter (Lu)
Block:
Greek and Coptic
Script:
Greek
Age:
Unicode 1.1
Plane:
Basic Multilingual Plane (BMP)
Quick Facts
| Unicode Name |
GREEK CAPITAL LETTER SIGMA
|
|
|---|---|---|
| Code Point |
U+03A3
|
|
| Decimal Value |
931
|
|
| General Category | Uppercase Letter (Lu) → | |
| Unicode Block | Greek and Coptic → | |
| Script | Greek → | |
| Unicode Version | Unicode 1.1 → | |
| Unicode Plane |
Basic Multilingual Plane (BMP)
|
Byte Encodings
| UTF-8 2 bytes |
CE A3
|
|
|---|---|---|
| UTF-16 Code Unit |
03A3
|
|
| UTF-32 4 bytes |
000003A3
|
|
| UTF-16BE / LE Byte Order |
BE:
03 A3
LE: A3 03
|
|
| UTF-32BE / LE Byte Order |
BE:
00 00 03 A3
LE: A3 03 00 00
|
Developer Code Escapes
| HTML Decimal |
Σ
|
|
|---|---|---|
| HTML Hexadecimal |
Σ
|
|
| HTML Named Entity |
Σ
|
|
| CSS Escape |
\0003A3
|
|
| JavaScript (ES6) |
\u03A3
|
|
| JavaScript (UTF-16) |
\u03A3
|
|
| JSON Escape |
\u03A3
|
|
| Python |
\u03A3
|
|
| PHP |
"\u{3A3}"
|
|
| Java |
"\u03A3"
|
|
| C / C++ |
"\u03A3"
|
|
| Rust |
'\u{3a3}'
|
|
| URL Percent-Encoded |
%CE%A3
|
Normalization & Decomposition
| Combining Class |
0 — Not Reordered (Spacing)
|
|
|---|---|---|
| Decomposition | None (Canonical / Precomposed Base) | |
| NFC / NFD Forms | Stable under all Unicode normalization forms (NFC, NFD, NFKC, NFKD). |
Bidirectional Properties
| Bidi Class |
L — Left-to-Right
|
|
|---|---|---|
| Bidi Mirrored | No |
Case Mapping & Numeric Data
| Lowercase Mapping |
σ
U+03C3 →
|
|---|
Font Specimen & Rendering
Visual rendering of U+03A3 across standard system font stacks. Rendering fidelity depends on installed OS font glyph coverage.
Σ
Context:
A Σ Z 123
Σ
Context:
A Σ Z 123
Σ
Context:
A Σ Z 123
Σ
Context:
A Σ Z 123