UnicodeCharactercom
Ä
U+00C4 · LATIN CAPITAL LETTER A WITH DIAERESIS

Latin Capital Letter A with Diaeresis

  • CodepointU+00C4
  • NameLATIN CAPITAL LETTER A WITH DIAERESIS
  • Decimal196
  • BlockLatin-1 Supplement (U+0080–U+00FF)
  • Plane0 — Basic Multilingual Plane
  • ScriptLatin
  • CategoryLu — Uppercase Letter
  • Unicode version1.1 (1993)
  • Bidi classL — Left-to-Right
  • Combining class0
  • East Asian widthN — Neutral
  • MirroredNo

About this character

U+00C4 (Ä) is LATIN CAPITAL LETTER A WITH DIAERESIS, an uppercase letter in the Latin-1 Supplement block. It belongs to the Latin script. It was added in Unicode 1.1 (1993).

Its lowercase form is U+00E4 ä.

It is precomposed. Under NFD it decomposes into U+0041 A + U+0308 ◌̈, and NFC recombines that sequence into this single codepoint, so both spellings are canonically equivalent and should compare equal after normalization. See the normalization guide.

How to type Ä

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Encodings & escapes

UTF-8 encoder →
UTF-8C3 842 bytes
UTF-1600C41 code unit
UTF-32000000C44 bytes
HTML namedÄnamed character reference
HTML decimalÄ
HTML hexÄ
CSS\C4in content: "…"
JavaScript\u00C4
JSON\u00C4
Python\u00C4
Python\N{LATIN CAPITAL LETTER A WITH DIAERESIS}by name
Java / C#\u00C4
C / C++\u00C4universal character name
Rust / Swift / PHP\u{C4}
Go\u00C4
Ruby\u00C4
Excel / Sheets=UNICHAR(196)
URL-encoded%C3%84percent-encoded UTF-8
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Normalization forms

Normalizer →
NFCunchanged
NFDU+0041 A + U+0308 ◌̈
NFKCunchanged
NFKDU+0041 A + U+0308 ◌̈
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Characters built on Ä

U+01DEǞLatin Capital Letter A with Diaeresis and Macron
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Nearby in Latin-1 Supplement

All in block →
U+00BE¾Vulgar Fraction Three Quarters U+00BF¿Inverted Question Mark U+00C0ÀLatin Capital Letter A with Grave U+00C1ÁLatin Capital Letter A with Acute U+00C2ÂLatin Capital Letter A with Circumflex U+00C3ÃLatin Capital Letter A with Tilde U+00C5ÅLatin Capital Letter A with Ring Above U+00C6ÆLatin Capital Letter Ae U+00C7ÇLatin Capital Letter C with Cedilla U+00C8ÈLatin Capital Letter E with Grave U+00C9ÉLatin Capital Letter E with Acute U+00CAÊLatin Capital Letter E with Circumflex