UnicodeCharactercom
𝙀
U+1D664 Β· MATHEMATICAL SANS-SERIF BOLD ITALIC SMALL O

Mathematical Sans-Serif Bold Italic Small O

  • CodepointU+1D664
  • NameMATHEMATICAL SANS-SERIF BOLD ITALIC SMALL O
  • Decimal120420
  • BlockMathematical Alphanumeric Symbols (U+1D400–U+1D7FF)
  • Plane1 β€” Supplementary Multilingual Plane
  • ScriptCommon
  • CategoryLl β€” Lowercase Letter
  • Unicode version3.1 (2001)
  • Bidi classL β€” Left-to-Right
  • Combining class0
  • East Asian widthN β€” Neutral
  • MirroredNo

About this character

U+1D664 (𝙀) is MATHEMATICAL SANS-SERIF BOLD ITALIC 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 𝙀

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Encodings & escapes

UTF-8 encoder β†’
UTF-8F0 9D 99 A44 bytes
UTF-16D835 DE64surrogate pair
UTF-320001D6644 bytes
HTML decimal&#120420;
HTML hex&#x1D664;
CSS\1D664in content: "…"
JavaScript\u{1D664}ES2015+
JavaScript\uD835\uDE64surrogate pair
JSON\uD835\uDE64
Python\U0001D664
Python\N{MATHEMATICAL SANS-SERIF BOLD ITALIC SMALL O}by name
Java / C#\uD835\uDE64
C / C++\U0001D664universal character name
Rust / Swift / PHP\u{1D664}
Go\U0001D664
Ruby\u{1D664}
Excel / Sheets=UNICHAR(120420)
URL-encoded%F0%9D%99%A4percent-encoded UTF-8
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Normalization forms

Normalizer β†’
NFCunchanged
NFDunchanged
NFKCU+006F o
NFKDU+006F o
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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+03BFΞΏGreek Small Letter Omicron U+03C3ΟƒGreek Small Letter Sigma U+043EΠΎCyrillic Small Letter O U+0585Φ…Armenian Small Letter Oh U+05E1Χ‘Hebrew Letter Samekh U+0647Ω‡Arabic Letter Heh U+0665Ω₯Arabic-Indic Digit Five U+06BEΪΎArabic Letter Heh Doachashmee U+06C1ہArabic Letter Heh Goal U+06D5Ϋ•Arabic Letter Ae U+06F5Ϋ΅Extended Arabic-Indic Digit Five U+0966ΰ₯¦Devanagari Digit Zero U+0E50๐Thai Digit Zero U+10FFαƒΏGeorgian Letter Labial Sign U+2134β„΄Script Small O
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Nearby in Mathematical Alphanumeric Symbols

All in block β†’
U+1D65Eπ™žMathematical Sans-Serif Bold Italic Small I U+1D65Fπ™ŸMathematical Sans-Serif Bold Italic Small J U+1D660𝙠Mathematical Sans-Serif Bold Italic Small K U+1D661𝙑Mathematical Sans-Serif Bold Italic Small L U+1D662𝙒Mathematical Sans-Serif Bold Italic Small M U+1D663𝙣Mathematical Sans-Serif Bold Italic Small N U+1D665π™₯Mathematical Sans-Serif Bold Italic Small P U+1D666𝙦Mathematical Sans-Serif Bold Italic Small Q U+1D667𝙧Mathematical Sans-Serif Bold Italic Small R U+1D668𝙨Mathematical Sans-Serif Bold Italic Small S U+1D669𝙩Mathematical Sans-Serif Bold Italic Small T U+1D66Aπ™ͺMathematical Sans-Serif Bold Italic Small U