HTML Entity for Double Low Line (‗)

Beginner
⏱️ 5 min read
📚 Updated: Jun 2026
🎯 1 Code Example
Unicode U+2017

What You'll Learn

How to display the Double Low Line (‗) in HTML and CSS. This character is U+2017 (DOUBLE LOW LINE) in the General Punctuation block (U+2000–U+206F)—a double horizontal line at the baseline, similar in appearance to a double underscore.

There is no named HTML entity for U+2017. Use ‗, ‗, or \2017 in CSS content. Do not confuse with U+0333 (combining double low line under a letter) or two ASCII underscores (__).

⚡ Quick Reference — Double Low Line

Unicode U+2017

General Punctuation (U+2000–U+206F)

Hex Code ‗

Hexadecimal reference

HTML Code ‗

Decimal reference

Named Entity

None (use numeric refs)

Reference Table
Name           Value
────────────   ──────────
Unicode        U+2017
Hex code       ‗
HTML code      ‗
Named entity   —
CSS code       \2017
Related        U+0333 = Combining double low line; __ = two U+005F
1

Complete HTML Example

This example shows U+2017 using hexadecimal and decimal references, inline decoration, plus a CSS content escape. There is no named HTML entity:

html
<!DOCTYPE html>
<html>
<head>
 <style>
  #point:after{
   content: "\2017";
  }
 </style>
</head>
<body>
<p>Double Low Line using Hexadecimal: &#x2017;</p>
<p>Double Low Line using HTML Code: &#8215;</p>
<p id="point">Double Low Line using CSS Entity: </p>
</body>
</html>
Try it Yourself

🌐 Browser Support

U+2017 is widely supported in modern browsers; General Punctuation glyphs render in virtually all fonts:

Chrome 1+
Firefox 1+
Safari 1+
Edge 12+
Opera 4+
Android 4.4+
iOS Safari 1+

👀 Live Preview

See the Double Low Line (‗) in typography and decoration:

Inline use Section‗Title   Chapter‗1
Large glyph
vs double underscore ‗ U+2017 (one char)   __ two U+005F
Combining variant U+0333 combining double low line under n̳
Monospace refs &#x2017; &#8215; \2017

🧠 How It Works

1

Hexadecimal Code

&#x2017; references code point U+2017 using hex digits 2017. Use it inline in HTML text (e.g. Section&#x2017;Title).

HTML markup
2

Decimal HTML Code

&#8215; uses the decimal Unicode value 8215 for the same character.

HTML markup
3

CSS Entity

\2017 is used in CSS stylesheets, particularly in the content property of pseudo-elements like ::before and ::after.

CSS stylesheet
=

Same visual result

All three methods produce: . Unicode U+2017. Not __ (two ASCII underscores) or U+0333 (combining under a letter).

Use Cases

The Double Low Line (‗) commonly appears in:

✍️ Typography

Double horizontal line at the baseline for visual separation or underlining-style decoration.

📝 Legacy notation

Contexts requiring U+2017 (paragraphos-style marks, older publishing or indexing).

🔤 Single character

Prefer ‗ over two ASCII underscores (__) for consistency or encoding.

🎨 CSS content

Use \2017 in content on pseudo-elements for generated decoration.

📖 Unicode docs

Entity reference pages for General Punctuation (U+2000–U+206F).

♿ Accessibility

When ‗ is decorative, use clear markup and alternative text for assistive technologies.

💡 Best Practices

Do

  • Use &#x2017; or &#8215; for the double low line character
  • Use <meta charset="utf-8"> on all pages
  • Pick hex or decimal consistently within one document
  • For underlining under a letter, use U+0333 (&#x0333;) instead
  • Use CSS \2017 only in stylesheets, not in HTML text

Don’t

  • Confuse U+2017 (‗) with __ (two U+005F underscores)
  • Confuse with U+0333 (combining double low line under text)
  • Put CSS escape \2017 inside HTML text nodes
  • Expect a named HTML entity (none exists for U+2017)
  • Use ‗ for semantic emphasis without accessible alternatives

Key Takeaways

1

Two HTML references for the double low line

&#x2017; &#8215;
2

For CSS stylesheets, use the escape in the content property

\2017
3

U+2017 — double horizontal line at baseline

4

Not the same as __ (two ASCII underscores)

5

No named entity — use numeric references

❓ Frequently Asked Questions

Use &#x2017; (hex), &#8215; (decimal), or \2017 in CSS content. All produce ‗. There is no named HTML entity for U+2017.
U+2017 (DOUBLE LOW LINE). General Punctuation block (U+2000–U+206F). Hex 2017, decimal 8215. Double horizontal line at the baseline.
When you need the double low line in typography, legacy notation, decoration, or Unicode documentation. For a combining line under a base character, use U+0333.
HTML numeric references (&#8215; or &#x2017;) go in markup. The CSS escape \2017 is used in stylesheets, typically in the content property of pseudo-elements.
U+2017 (‗) is one Unicode character. __ is two ASCII underscore characters (U+005F). They can look similar; use U+2017 when you need a single code point. For combining underline under text, use U+0333.

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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
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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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