UnicodeCharactercom
𝐨
U+1D428 · MATHEMATICAL BOLD SMALL O

Mathematical Bold Small O

  • CodepointU+1D428
  • NameMATHEMATICAL BOLD SMALL O
  • Decimal119848
  • BlockMathematical Alphanumeric Symbols (U+1D400–U+1D7FF)
  • Plane1 — Supplementary Multilingual Plane
  • ScriptCommon
  • CategoryLl — Lowercase Letter
  • Unicode version3.1 (2001)
  • Bidi classL — Left-to-Right
  • Combining class0
  • East Asian widthN — Neutral
  • MirroredNo

About this character

U+1D428 (𝐨) is MATHEMATICAL BOLD SMALL O, a lowercase letter in the Mathematical Alphanumeric Symbols block. Its script is Common: it is shared by many writing systems rather than belonging to one. It was added in Unicode 3.1 (2001).

It is a font variant of U+006F o (compatibility decomposition <font>). NFC and NFD leave it alone, but NFKC and NFKD replace it with U+006F o. Search engines, identifier checks and username systems that apply NFKC will treat the two as the same text.

How to type 𝐨

§

Encodings & escapes

UTF-8 encoder →
UTF-8F0 9D 90 A84 bytes
UTF-16D835 DC28surrogate pair
UTF-320001D4284 bytes
HTML decimal&#119848;
HTML hex&#x1D428;
CSS\1D428in content: "…"
JavaScript\u{1D428}ES2015+
JavaScript\uD835\uDC28surrogate pair
JSON\uD835\uDC28
Python\U0001D428
Python\N{MATHEMATICAL BOLD SMALL O}by name
Java / C#\uD835\uDC28
C / C++\U0001D428universal character name
Rust / Swift / PHP\u{1D428}
Go\U0001D428
Ruby\u{1D428}
Excel / Sheets=UNICHAR(119848)
URL-encoded%F0%9D%90%A8percent-encoded UTF-8
§

Normalization forms

Normalizer →
NFCunchanged
NFDunchanged
NFKCU+006F o
NFKDU+006F o
§

Looks similar

Characters that Unicode’s security data (UTS #39 confusables) lists as visually confusable with this one. Useful for spotting lookalike spoofing in URLs and usernames.

U+006FoLatin Small Letter O U+03BFοGreek Small Letter Omicron U+03C3σGreek Small Letter Sigma U+043EоCyrillic Small Letter O U+0585օArmenian Small Letter Oh U+05E1סHebrew Letter Samekh U+0647هArabic Letter Heh U+0665٥Arabic-Indic Digit Five U+06BEھArabic Letter Heh Doachashmee U+06C1ہArabic Letter Heh Goal U+06D5ەArabic Letter Ae U+06F5۵Extended Arabic-Indic Digit Five U+0966०Devanagari Digit Zero U+0E50๐Thai Digit Zero U+10FFჿGeorgian Letter Labial Sign U+2134ℴScript Small O
§

Nearby in Mathematical Alphanumeric Symbols

All in block →
U+1D422𝐢Mathematical Bold Small I U+1D423𝐣Mathematical Bold Small J U+1D424𝐤Mathematical Bold Small K U+1D425𝐥Mathematical Bold Small L U+1D426𝐦Mathematical Bold Small M U+1D427𝐧Mathematical Bold Small N U+1D429𝐩Mathematical Bold Small P U+1D42A𝐪Mathematical Bold Small Q U+1D42B𝐫Mathematical Bold Small R U+1D42C𝐬Mathematical Bold Small S U+1D42D𝐭Mathematical Bold Small T U+1D42E𝐮Mathematical Bold Small U