U+0391 "Α" Greek Capital Letter Alpha Unicode Character
Unicode Version 18.0
Source: Browser Default
U+0391 "Α" Greek Capital Letter Alpha is the first letter of the Greek alphabet, historically derived from the Phoenician letter aleph, and corresponds to the vowel sound /a/ in both Ancient and Modern Greek. In Unicode, it is assigned a hexadecimal code point of 0391 and belongs to the Greek and Coptic block, often used in mathematical and scientific notation to denote angles, coefficients, or the first item in a sequence. As a capital letter, it is visually distinct from its lowercase counterpart α (U+03B1) and shares its shape with the Latin letter A, although it is encoded separately to preserve typographic and linguistic identity.
ΐ
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U+0390
Greek Small Letter Iota with Dialytika and Tonos
Β
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U+0392
Greek Capital Letter Beta
General Properties
Code Point
U+0391
Name
Greek Capital Letter Alpha
Encodings
HTML Decimal Encoding
Α
HTML Hex Encoding
Α
UTF-8 Encoding
0xCE 0x91
UTF-16 Encoding
0x0391
UTF-32 Encoding
0x00000391
C/C++/Java Escape
\u0391
Unicode Properties
Numeric Value
NaN
Simple Lowercase Code Point
Lowercase Code Point
Simple Case Folding
Case Folding
NFKC Casefold
NFKC Simple Casefold
Script Extensions
Greek