ä
U+00E4 ä

LATIN SMALL LETTER A WITH DIAERESIS

Ll — Lowercase Letter
Latin
Basic Multilingual Plane (BMP)
228

Encoding Table

This table shows the exact bytes used to represent LATIN SMALL LETTER A WITH DIAERESIS in each encoding. Unicode encodings (UTF-8, UTF-16, UTF-32) support every character; legacy encodings only cover a limited character set and show "not supported" when a character falls outside their range.

Encoding Bytes (Hex) Bytes (Decimal) Byte count
UTF-8 C3 A4 195 164 2
UTF-16 LE E4 00 228 0 2
UTF-16 BE 00 E4 0 228 2
UTF-32 LE E4 00 00 00 228 0 0 0 4
UTF-32 BE 00 00 00 E4 0 0 0 228 4
ASCII not supported
Latin-1 (ISO-8859-1) E4 228 1
Windows-1252 E4 228 1
ISO-8859-2 (Latin-2) E4 228 1
ISO-8859-5 (Cyrillic) not supported
KOI8-R not supported
Shift-JIS not supported
EUC-JP 8F AB A3 143 171 163 3
GBK not supported
Big5 not supported

Escape Sequences

How to reference this character in source code, markup, and URLs.

ä
ä
ä
\E4
\u00E4
%C3%A4
\u00e4
228

View the glyph in different fonts and scripts on our sibling site.

View U+00E4 on CharLookup.com ↗

UTF-8 Binary Breakdown

UTF-8 encodes this character as 2 bytes. The leading 110 prefix on byte 1 signals a 2-byte sequence. Bytes 2+ begin with 10 to mark them as continuation bytes.

Byte 1
1 1 0 0 0 0 1 1
C3
·
Byte 2
1 0 1 0 0 1 0 0
A4
UTF-8: C3 A4 · 2 bytes · Codepoint U+00E4

Unicode Properties

Introduced in Unicode 1.1
L — Left-to-Right
Uppercase: U+00C4 LATIN CAPITAL LETTER A WITH DIAERESIS
Titlecase: U+00C4 LATIN CAPITAL LETTER A WITH DIAERESIS

Canonical decomposition — this character is equivalent to the sequence below under NFC/NFD normalization.

Nearby Characters in Latin-1 Supplement