Unicode Character "ο" (U+03BF)

The character ο (Greek Small Letter Omicron) is represented by the Unicode codepoint U+03BF. It is encoded in the Greek and Coptic block, which belongs to the Basic Multilingual Plane. It was added to Unicode in version 1.1 (June, 1993). It is HTML encoded as ο.

Main Unicode Properties

Name Greek Small Letter Omicron
Unicode Codepoint U+03BF
Unicode Version 1.1 (June, 1993)
Block Greek and Coptic
Plane Basic Multilingual Plane

Bidirectional Data

Bidirectional class Left To Right (L)
Is mirrored? No

Character Case

Case Lowercase
Uppercase character Ο (U+039F)

Other Unicode Data

Category Lowercase Letter
Script Greek
Combining Class Not Reordered

U+03BF Conversion

HTML (decimal) ο
HTML (hex) ο
HTML (named) ο
URL Escape Code %CE%BF
CSS \0003BF
JavaScript, JSON \u03BF
C, C++, Java \u03BF
Python \u03BF
Rust \u{03BF}
Ruby \u03BF

How to type "ο"

  • Windows ?: Hold Alt, then type 0 3 B F. Release Alt.
  • Mac ?: Hold Alt ⌥, then type 0 3 B F. Release Alt.


  • ο
    Times, Times New Roman, serif
  • ο
    Helvetica, Arial, sans-serif
  • ο
    Courier, Courier New, monospace

UTF Encodings

UTF-8 (hex) 0xCE 0xBF
UTF-16 (hex) 0x03BF
UTF-32 (hex) 0x000003BF

Characters based on "ο" (U+03BF)