Greek Capital Letter Eta With Oxia

U+1FCB
BMP Unicode 1.1
Character
Decimal Ή
Hex Ή

Classification

Unicode properties assigned to this character by the Unicode Consortium. The codepoint is its unique numeric identifier. Category, block, and script determine how text systems render and process it.

Codepoint
U+1FCB
Decimal
8139
Plane
BMP — Basic Multilingual Plane
Category
Uppercase Letter (Lu)
Script
Greek
Bidi class
L Left-to-Right
East Asian Width
N Narrow
Properties
Alphabetic ID Start ID Continue
Lowercase
ή U+1F75

Encodings & Escape Sequences

Every Unicode character can be represented in multiple ways depending on context. HTML entities let you embed it safely in web pages. UTF-8 bytes are what gets stored on disk and sent over the network. Escape sequences let you reference it in source code without pasting the raw glyph. All formats below refer to the same character — Greek Capital Letter Eta With Oxia.

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Format Value
HTML Decimal
Ή
HTML Hex
Ή
UTF-8 Hex Bytes
E1 BF 8B
UTF-16 Hex Bytes
1F CB
UTF-32 Hex
00001FCB
CSS Escape
\1FCB
JavaScript Escape
\u1FCB
Python Escape
\u1FCB
URL Encoded
%E1%BF%8B
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Normalization Forms

Unicode defines four normalization forms that affect how characters with diacritics, compatibility variants, and combining marks are represented. This character has a non-trivial normalization — the forms below differ from its codepoint. Mismatched normalization is the most common cause of failed string comparisons across systems.

NFC = Canonical Decomposition then Canonical Composition (preferred for storage) · NFD = Canonical Decomposition · NFKC/NFKD = Compatibility forms (fold variants like fi → fi)

Decomposition

This character can be broken down into a sequence of simpler Unicode codepoints. This is a canonical decomposition — the character and its components are semantically identical and interchangeable in NFC/NFD normalization.