I

U+0049 · LATIN CAPITAL LETTER I

Latin Capital Letter I

CodepointU+0049
NameLATIN CAPITAL LETTER I
Decimal73
BlockBasic Latin (U+0000–U+007F)
Plane0 — Basic Multilingual Plane
ScriptLatin
CategoryLu — Uppercase Letter
Unicode version1.1 (1993)
Bidi classL — Left-to-Right
Combining class0
East Asian widthNa — Narrow
MirroredNo

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Encodings & escapes

UTF-8 encoder →

UTF-8	`49`	1 byte
UTF-16	`0049`	1 code unit
UTF-32	`00000049`	4 bytes
HTML decimal	`I`
HTML hex	`I`
CSS	`\49`	in content: "…"
JavaScript	`\u0049`
JSON	`\u0049`
Python	`\u0049`
Python	`\N{LATIN CAPITAL LETTER I}`	by name
Java / C#	`\u0049`
Rust / Swift / PHP	`\u{49}`
Go	`\u0049`
Ruby	`\u0049`
Excel / Sheets	`=UNICHAR(73)`
URL-encoded	`%49`	percent-encoded UTF-8

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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+00311Digit One U+006ClLatin Small Letter L U+007C|Vertical Line U+0196ƖLatin Capital Letter Iota U+01C0ǀLatin Letter Dental Click U+0399ΙGreek Capital Letter Iota U+0406ІCyrillic Capital Letter Byelorussian-Ukrainian I U+04C0ӀCyrillic Letter Palochka U+05C0׀Hebrew Punctuation Paseq U+05D5וHebrew Letter Vav U+05DFןHebrew Letter Final Nun U+0627اArabic Letter Alef U+0661١Arabic-Indic Digit One U+06F1۱Extended Arabic-Indic Digit One U+16C1ᛁRunic Letter Isaz Is Iss I U+2110ℐScript Capital I

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Characters built on I

U+00CCÌLatin Capital Letter I with Grave U+00CDÍLatin Capital Letter I with Acute U+00CEÎLatin Capital Letter I with Circumflex U+00CFÏLatin Capital Letter I with Diaeresis U+0128ĨLatin Capital Letter I with Tilde U+012AĪLatin Capital Letter I with Macron U+012CĬLatin Capital Letter I with Breve U+012EĮLatin Capital Letter I with Ogonek U+0130İLatin Capital Letter I with Dot Above U+01CFǏLatin Capital Letter I with Caron U+0208ȈLatin Capital Letter I with Double Grave U+020AȊLatin Capital Letter I with Inverted Breve U+1E2CḬLatin Capital Letter I with Tilde Below U+1EC8ỈLatin Capital Letter I with Hook Above U+1ECAỊLatin Capital Letter I with Dot Below U+0132ĲLatin Capital Ligature Ij U+1D35ᴵModifier Letter Capital I U+2110ℐScript Capital I U+2111ℑBlack-Letter Capital I U+2160ⅠRoman Numeral One U+2161ⅡRoman Numeral Two U+2162ⅢRoman Numeral Three U+2163ⅣRoman Numeral Four U+2165ⅥRoman Numeral Six

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Nearby in Basic Latin

All in block →

U+0043CLatin Capital Letter C U+0044DLatin Capital Letter D U+0045ELatin Capital Letter E U+0046FLatin Capital Letter F U+0047GLatin Capital Letter G U+0048HLatin Capital Letter H U+004AJLatin Capital Letter J U+004BKLatin Capital Letter K U+004CLLatin Capital Letter L U+004DMLatin Capital Letter M U+004ENLatin Capital Letter N U+004FOLatin Capital Letter O