Ohm Sign Ω

U+2126
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Symbol Meaning

The International System of Units (SI) features ohms as measurement units for electrical resistance.

The symbol “Ohm Sign” is included in the “Letterlike symbols” subblock of the “Letterlike Symbols” block and was approved as part of Unicode version 1.1 in 1993.

Text is also available in the following languages: Español; Русский;

Synonyms

preferred representation is u+03a9.

Unicode Name Ohm Sign
Unicode Number
HTML Code
CSS Code
Plane 0: Basic Multilingual Plane
Unicode Block Letterlike Symbols
Unicode Subblock Letterlike symbols
Lowercase ω
Unicode Version 1.1 (1993)
Type of paired mirror bracket (bidi) None
Composition Exclusion No
Case change 03C9
Simple case change 03C9
Alphabetic +
Uppercase +
Cased +
Changes_When_Lowercased +
Changes_When_Casefolded +
Changes_When_Casemapped +
ID_Start +
ID_Continue +
XID_Start +
XID_Continue +
Grapheme_Base +
scripts Greek
Encoding hex dec (bytes) dec binary
UTF-8 E2 84 A6 226 132 166 14845094 11100010 10000100 10100110
UTF-16BE 21 26 33 38 8486 00100001 00100110
UTF-16LE 26 21 38 33 9761 00100110 00100001
UTF-32BE 00 00 21 26 0 0 33 38 8486 00000000 00000000 00100001 00100110
UTF-32LE 26 21 00 00 38 33 0 0 639696896 00100110 00100001 00000000 00000000

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