HTML Entity for Uppercase R Caron (Ř)

Beginner
⏱️ 5 min read
📚 Updated: Jun 2026
🎯 1 Code Example
Unicode U+0158
HTML Entity for Uppercase R Caron tutorial illustration

What You'll Learn

How to display the uppercase R with caron (Ř) in HTML using named entity, hexadecimal, decimal, and CSS escape methods. This character is U+0158 in the Latin Extended-A block. The caron (hček) diacritic marks a distinct Czech and Slovak consonant—appearing at word starts such as Řeka (river) and in names like Dvořák.

Render it with Ř, Ř, Ř, or CSS escape \0158. The named entity Ř is the most readable option in HTML source.

⚡ Quick Reference — Uppercase R Caron Entity

Unicode U+0158

Latin Extended-A

Hex Code Ř

Hexadecimal reference

HTML Code Ř

Decimal reference

Named Entity Ř

Most readable option

Reference Table
Name           Value
────────────   ──────────
Unicode        U+0158
Hex code       Ř
HTML code      Ř
Named entity   Ř
CSS code       \0158
Meaning        Latin capital letter R with caron
Related        U+0159 = ř (ř)
Block          Latin Extended-A (U+0100–U+017F)
1

Complete HTML Example

A simple example showing the uppercase R caron (Ř) using hexadecimal code, decimal HTML code, the named entity, and a CSS content escape:

html
<!DOCTYPE html>
<html>
<head>
 <style>
  #point:after{
   content: "\0158";
  }
 </style>
</head>
<body>
<p>Symbol (hex): &#x0158;</p>
<p>Symbol (decimal): &#344;</p>
<p>Symbol (named): &Rcaron;</p>
<p id="point">Symbol (CSS): </p>
</body>
</html>
Try it Yourself

🌐 Browser Support

The uppercase R caron (Ř) and the named entity &Rcaron; are supported in all modern browsers as part of Latin Extended-A:

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

👀 Live Preview

See the uppercase R caron (Ř) in language and content contexts:

Large glyphŘ
CzechŘeka (river)  |  Dvořák
Named entity&Rcaron; renders as Ř
Lowercaseř (U+0159) — use &rcaron;
Not the same asR (plain)  |  Ŕ (acute)
Numeric refs&#x0158; &#344; &Rcaron; \0158

🧠 How It Works

1

Hexadecimal Code

&#x0158; uses the Unicode hexadecimal value 0158 to display the character. The x prefix indicates hexadecimal format.

HTML markup
2

Decimal HTML Code

&#344; uses the decimal Unicode value 344 to display the same character. A common method when a numeric reference is needed.

HTML markup
3

Named Entity

&Rcaron; is the named entity for R caron—readable in source HTML and the preferred option for Czech and Slovak content.

HTML markup
4

CSS Entity

\0158 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: Ř. Unicode U+0158 sits in Latin Extended-A. Lowercase equivalent: U+0159 (ř, &rcaron;). Do not confuse with plain R (U+0052) or Ŕ (acute).

✅

Use Cases

The uppercase R caron (Ř) is commonly used in:

🇨🇿 Czech

Essential for correct Czech spelling at word starts and in proper nouns (e.g. Řeka, Dvořák). Use the entity or UTF-8 for proper display and SEO.

🇵 Slovak

Used in Slovak orthography alongside other caron-marked letters (Š, Č, Ž).

📚 Language Learning

Teach correct spelling and pronunciation for Czech and related languages that use this character.

🌐 Multilingual Sites

Support proper rendering of Czech names, place names, and content on international websites.

📄 Typography & Publishing

Ensure correct character display in digital publications, dictionaries, and linguistic resources.

♿ Accessibility

Using the correct character (U+0158) with proper lang attributes (e.g. lang="cs") ensures assistive technologies pronounce content correctly.

🎨 CSS Generated Content

Using \0158 in the CSS content property to insert Ř via pseudo-elements.

💡 Best Practices

Do

  • Serve pages as UTF-8; you can type Ř directly in UTF-8 source
  • Use &Rcaron; for readable HTML when a named form is preferred
  • Set lang="cs" on Czech content for correct pronunciation hints
  • Use \0158 in CSS content when generating the symbol via pseudo-elements
  • Distinguish Ř (caron) from Ŕ (acute) and plain R (U+0052)

Don’t

  • Substitute plain R when Ř is required in Czech text
  • Confuse Ř (caron, Czech) with Ŕ (acute, Slovak)
  • Put CSS escape \0158 in HTML text nodes
  • Use \00158 in CSS—the correct escape is \0158
  • Omit lang attributes on pages with Czech content

Key Takeaways

1

The named entity is the most readable form

&Rcaron;
2

Numeric alternatives: hex and decimal

&#x0158; &#344;
3

Unicode U+0158 — LATIN CAPITAL LETTER R WITH CARON

4

Essential for Czech; lowercase is ř (&rcaron;)

5

Previous: Uppercase R Black Letter Capital (ℜ)   Next: Uppercase R Cedilla

❓ Frequently Asked Questions

Use &Rcaron; (named), &#x0158; (hex), &#344; (decimal), or \0158 in CSS content. In UTF-8 you can also type Ř directly.
U+0158 (LATIN CAPITAL LETTER R WITH CARON). Latin Extended-A block. Hex 0158, decimal 344. Essential in Czech orthography. Lowercase form is U+0159 (ř).
When displaying Czech or Slovak text that uses Ř at word starts or in proper nouns, in multilingual sites, language learning content, dictionaries, or when you need a reliable character reference. In UTF-8 pages you can type Ř directly.
The named HTML entity is &Rcaron;. You can also use &#344; or &#x0158;, or the CSS entity \0158.
Ř (U+0158) is R with caron, used in Czech (e.g. ř in Dvořák). Ŕ (U+0154) is R with acute, used in Slovak. They are different characters—do not substitute one for the other.

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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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