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ASCII World
û

Latin small letter u with circumflex

ExtendedASCII 251 | Hex 0xFB | U+00FB

ASCII Code

Decimal
251
Hexadecimal
0xFB
Octal
373
Binary
1111 1011

How to Type

Windows Alt CodeAlt + 251
HTML Entity
û
Unicode InputU+00FB

Character in Different Encodings

EncodingCodeSymbolName
Code page 437251Square root
ISO-8859-1251ûLatin small letter u with circumflex
ISO-8859-2251űLatin small letter u with double acute
ISO-8859-3251ûLatin small letter u with circumflex
ISO-8859-4251ûLatin small letter u with circumflex
ISO-8859-5251ћCyrillic small letter Tshe
ISO-8859-6251-Unused
ISO-8859-7251ϋGreek small letter upsilon with dialytika
ISO-8859-8251-Unused
ISO-8859-9251ûLatin small letter u with circumflex
ISO-8859-10251ûLatin small letter u with circumflex
ISO-8859-11251Thai character Khomut
Windows-1250251űLatin small letter u with double acute
Windows-1251251ыCyrillic small letter yeru
Windows-1252251ûLatin small letter u with circumflex
Windows-1253251ϋGreek small letter upsilon with dialytika
Windows-1254251ûLatin small letter u with circumflex
Windows-1255251-Unused
Windows-1256251ûLatin small letter u with circumflex
Windows-1257251ūLatin small letter u with macron
Windows-1258251ûLatin small letter u with circumflex

Frequently Asked Questions

What is ASCII code 251?
ASCII code 251 represents the Latin small letter u with circumflex character. In hexadecimal it is 0xFB, in binary 1111 1011, and in octal 373. This is an extended ASCII character whose meaning varies by encoding.
How do I type ASCII 251 on a keyboard?
On Windows, hold Alt and type 251 on the numeric keypad. On Mac, you can use the Character Viewer (Edit > Emoji & Symbols). In HTML, use the entity û or û.