HTML Entity for Lowercase U Umlaut (ü)

Beginner
⏱️ 5 min read
📚 Updated: Jun 2026
🎯 1 Code Example
Unicode U+00FC

What You'll Learn

How to display the lowercase u with diaeresis/umlaut (ü) in HTML using named entity, hexadecimal, decimal, and CSS escape methods. Essential for German, Turkish, Hungarian, and other languages, it appears in common words such as über (over/about), für (for), and grün (green). It is U+00FC in the Latin-1 Supplement block.

Render it with ü, ü, ü, or CSS escape \00FC. The named entity ü is often the most readable option. Do not confuse ü (u umlaut) with ũ (u tilde, ũ).

⚡ Quick Reference — Lowercase U Umlaut Entity

Unicode U+00FC

Latin-1 Supplement

Hex Code ü

Hexadecimal reference

HTML Code ü

Decimal reference

Named Entity ü

Most readable option

Reference Table
Name           Value
────────────   ──────────
Unicode        U+00FC
Hex code       ü
HTML code      ü
Named entity   ü
CSS code       \00FC
Meaning        Latin small letter u with diaeresis
Also known as  u umlaut
Related        U+00DC = Ü (Ü)
Block          Latin-1 Supplement (U+0080–U+00FF)
1

Complete HTML Example

A simple example showing the lowercase u umlaut (ü) using hexadecimal code, decimal HTML code, the named entity, and a CSS content escape:

html
<!DOCTYPE html>
<html>
<head>
 <style>
  #point:after{
   content: "\00FC";
  }
 </style>
</head>
<body>
<p>Symbol (hex): &#xFC;</p>
<p>Symbol (decimal): &#252;</p>
<p>Symbol (named): &uuml;</p>
<p id="point">Symbol (CSS): </p>
</body>
</html>
Try It Yourself

🌐 Browser Support

The lowercase u umlaut (ü) and the named entity &uuml; are supported in all modern browsers:

Chrome1+
Firefox1+
Safari1+
Edge12+
Opera4+
Android4.4+
iOS Safari1+

👀 Live Preview

See the lowercase u umlaut (ü) in German and multilingual contexts:

Large glyphü
Germanüber, für, grün, Müller
Named entity&uuml; renders as ü
UppercaseÜ (U+00DC) — &Uuml;
Not the same asũ (u tilde, &utilde;)  |  plain u (U+0075)  |  ú (u acute)
Numeric refs&#xFC; &#252; &uuml; \00FC

🧠 How It Works

1

Hexadecimal Code

&#xFC; uses the Unicode hexadecimal value FC to display the character. The x prefix indicates hexadecimal format.

HTML markup
2

Decimal HTML Code

&#252; uses the decimal Unicode value 252 to display the same character. A common method for Latin-1 characters.

HTML markup
3

Named Entity

&uuml; is the standard named entity for ü—readable in source HTML and part of the HTML5 entity set.

HTML markup
4

CSS Entity

\00FC is used in CSS stylesheets, particularly in the content property of pseudo-elements like ::before and ::after.

CSS stylesheet
=

Same visual result

All four methods produce the glyph: ü. Unicode U+00FC sits in Latin-1 Supplement. Uppercase equivalent: U+00DC (Ü). Do not confuse with ũ (u tilde) or plain u (U+0075).

Use Cases

The lowercase u umlaut (ü) is commonly used in:

🇩🇪 German

Essential in words like über (over/about), für (for), grün (green), Müller (surname). One of the standard German umlaut letters.

🇹🇷 Turkish & Hungarian

Used in Turkish (e.g. ülke, üst) and Hungarian orthography as a distinct letter.

📝 Proper names

German, Turkish, and Hungarian place names, surnames, and brands that include ü must display correctly.

🔤 Education

Language learning apps, dictionaries, and pronunciation guides teaching German umlaut sounds.

🌐 Internationalization

Multilingual websites, forms, and CMS content requiring correct German and European spelling.

🎨 Typography

Headlines, logos, and styled text in German requiring correct umlaut spelling.

🔍 Search & SEO

Correct rendering so users can find content (e.g. searching for “für” or “grün”).

💡 Best Practices

Do

  • Use &uuml; in HTML when possible for readability
  • Serve pages as UTF-8; you can also type ü directly in UTF-8 source
  • Set lang="de" on German content for correct pronunciation
  • Use fonts that support Latin-1 Supplement characters
  • Distinguish ü (umlaut) from ũ (tilde) and plain u

Don’t

  • Substitute plain u or ue when ü is required for correct German spelling
  • Confuse ü (umlaut) with ũ (tilde) or ú (acute)
  • Use the old incorrect CSS escape \000FC—the correct value is \00FC
  • Put CSS escape \00FC in HTML text nodes
  • Omit UTF-8 encoding on pages with accented characters

Key Takeaways

1

Four references render ü; named entity is most readable

&#xFC; &#252; &uuml;
2

For CSS stylesheets, use the escape in the content property

\00FC
3

Unicode U+00FC — LATIN SMALL LETTER U WITH DIAERESIS

4

Essential for German; uppercase is Ü (U+00DC, &Uuml;)

❓ Frequently Asked Questions

Use &uuml; (named), &#xFC; (hex), &#252; (decimal), or \00FC in CSS content. All four methods render ü correctly.
U+00FC (LATIN SMALL LETTER U WITH DIAERESIS). Latin-1 Supplement block. Hex FC, decimal 252. Used in German, Turkish, Hungarian, and other languages. Uppercase form is U+00DC (Ü) with named entity &Uuml;.
For German words (e.g. über, für, grün), Turkish and Hungarian text, language learning sites, internationalized content, and any text requiring correct spelling with this character.
No. ü (U+00FC) is u with diaeresis/umlaut (&uuml;), used in German and other languages. ũ (U+0169) is u with tilde (&utilde;), used in Vietnamese. They are different letters with different Unicode values.
The named entity &uuml; is easier to read in hand-written HTML. Numeric codes are useful when generating markup programmatically. All produce the same character ü.

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About the author

Mari Selvan M P
Mari Selvan M P 🔗

Developer, cloud engineer, and technical writer

  • Experience 12 years building web and cloud systems
  • Focus Full Stack Development, AWS, and Developer Education

I write practical tutorials so students and working developers can learn by doing—from databases and APIs to deployment on AWS.

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