U+FF11

Fullwidth one１

Fullwidth one is a monochrome text character from the Unicode Halfwidth and Fullwidth Forms block, listed here under Numbers. Copy it with one click, or use the hex, octal, decimal and HTML entity codes below to embed it in web pages, code, and documents. It is often searched for as "number", "1", "wide".

Quick facts

Unicode
U+FF11
Decimal
65297
Hex
0xFF11
Octal
0o177421

Unicode identity

FormatValueCopy
Code pointOfficial Unicode notationU+FF11
Official nameUnicodeData.txt, Unicode 18.0.0FULLWIDTH DIGIT ONE
DecimalBase 1065297
HexadecimalBase 160xFF11
OctalBase 80o177421
BinaryBase 21111111100010001
General categoryNumber, decimal digitNd
Unicode blockU+FF00–U+FFEFHalfwidth and Fullwidth Forms
PlaneBasic Multilingual Plane (BMP, Plane 0)

HTML & CSS

FormatValueCopy
HTML entity (decimal)１
HTML entity (hex)１
CSS content escapeUse inside content: "…"\FF11
URL encodedPercent-encoded UTF-8%EF%BC%91

Programming languages

FormatValueCopy
JavaScript / TypeScript\uFF11
JSONUTF-16 surrogate pairs\uFF11
Python\uFF11
Java / C# / Kotlin\uFF11

Byte encodings

FormatValueCopy
UTF-83 bytesEF BC 91
UTF-16 (BE)FF11
UTF-32 (BE)0000FF11

How to type Fullwidth one

  • Windows

    Hold Alt and type +FF11 with the hex numeric keypad option enabled, or type FF11 then press Alt+X in Word and most Office apps.

  • macOS

    Enable the Unicode Hex Input keyboard, hold Option, and type FF11. Or open Character Viewer (Control+Command+Space) and search "Fullwidth one".

  • Linux

    Press Ctrl+Shift+U, type ff11, then press Space or Enter in GTK apps. IBus and most terminals support the same sequence.

  • HTML, CSS & code

    Paste the character directly, or use the escapes above: １ in HTML, \FF11 in CSS, and \uFF11 in JavaScript.

Official Unicode reference

Character name
FULLWIDTH DIGIT ONE
Block
Halfwidth and Fullwidth Forms (U+FF00–U+FFEF)
General category
Nd — Number, decimal digit

Data from the Unicode Character Database, version 18.0.0. See the official code chart for the Halfwidth and Fullwidth Forms block: UFF00.pdf (PDF, unicode.org).

Frequently asked questions

How do I copy the Fullwidth one symbol?

Click the Copy button at the top of this page, or select １ and press Ctrl+C (Cmd+C on Mac). It is plain Unicode text, so it pastes into documents, chats, code, and design tools.

What is the Unicode code point for Fullwidth one?

Fullwidth one is U+FF11 (decimal 65297, hexadecimal 0xFF11, octal 0o177421). It lives in the Halfwidth and Fullwidth Forms block (U+FF00–U+FFEF) of the Basic Multilingual Plane (BMP, Plane 0).

What is the official Unicode name of Fullwidth one?

The Unicode Standard (version 18.0.0) names this character "FULLWIDTH DIGIT ONE". Its General_Category is Nd (Number, decimal digit).

What is the HTML code for Fullwidth one?

Use １ or １. In CSS, use content: "\FF11".

How do I type Fullwidth one in code?

JavaScript: "\uFF11". Python: "\uFF11". JSON and Java: "\uFF11". The UTF-8 byte sequence is EF BC 91.

Is Fullwidth one an emoji?

No. Fullwidth one is a text symbol and renders as a monochrome glyph in the current font. Some platforms may offer an emoji variant when U+FE0F is appended.

Related symbols in Numbers

View all numbers