HTML Entity for Left Arrow Plus Below (⥆)

Beginner
⏱️ 5 min read
📚 Updated: Jun 2026
🎯 1 Code Example
Unicode U+2946

What You'll Learn

How to display the Left Arrow Plus Below (⥆) in HTML using hexadecimal, decimal, and CSS escape methods. This symbol is U+2946 (LEFTWARDS ARROW WITH PLUS BELOW) in the Supplemental Arrows-B block (U+2900–U+297F)—a leftwards arrow with a plus sign below, used in mathematical notation, UI controls, and technical or diagrammatic content.

Render it with ⥆, ⥆, or CSS \2946. There is no named HTML entity. Related: U+2947 (⥇, right arrow plus below), U+2190 (←, simple left arrow / ←).

⚡ Quick Reference — Left Arrow Plus Below

Unicode U+2946

Supplemental Arrows-B

Hex Code ⥆

Hexadecimal reference

HTML Code ⥆

Decimal reference

Named Entity

Use numeric codes only

Reference Table
Name           Value
────────────   ──────────
Unicode        U+2946
Hex code       ⥆
HTML code      ⥆
Named entity   (none)
CSS code       \2946
Meaning        Leftwards arrow with plus sign below
Related        U+2947 = right arrow plus below (⥇)
               U+2190 = left arrow (←)
1

Complete HTML Example

A simple example showing the Left Arrow Plus Below (⥆) using hexadecimal code, decimal HTML code, and a CSS content escape. There is no named HTML entity:

html
<!DOCTYPE html>
<html>
<head>
 <style>
  #point:after{
   content: "\2946";
  }
 </style>
</head>
<body>
<p>Symbol using Hexadecimal: &#x2946;</p>
<p>Symbol using HTML Code: &#10566;</p>
<p id="point">Symbol using CSS Entity: </p>
</body>
</html>
Try it Yourself

🌐 Browser Support

The Left Arrow Plus Below (⥆) renders in modern browsers when the font includes Supplemental Arrows-B glyphs:

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

👀 Live Preview

See the Left Arrow Plus Below (⥆) in math and UI contexts:

Add / increment ⥆ Add item
Math notation f(x) ⥆ g(x)
Toolbar control ⥆ Expand
Large glyph
Arrow comparison ⥆ ⥇ ← ⥃
Numeric refs &#x2946; &#10566; \2946

🧠 How It Works

1

Hexadecimal Code

&#x2946; uses the Unicode hexadecimal value 2946 to display the left arrow with plus below. The x prefix indicates hexadecimal format.

HTML markup
2

Decimal HTML Code

&#10566; uses the decimal Unicode value 10566 to display the same character.

HTML markup
3

CSS Entity

\2946 is used in CSS stylesheets in the content property of pseudo-elements like ::after for math and UI notation.

CSS stylesheet
=

Same visual result

All three methods produce . Unicode U+2946 is in Supplemental Arrows-B. Next: Left Arrow Stroke.

Use Cases

The Left Arrow Plus Below (⥆) is commonly used in:

🔢 Math notation

Equations, proofs, or notation that use left-arrow-with-plus-below in math content.

📄 Documentation

Document flow, operations, or specification notation that uses this arrow.

📱 UI controls

Add, expand, or increment-style controls in app interfaces and toolbars.

📊 Diagrams

Indicate direction with additive or plus operation in process diagrams.

⌨ Shortcuts

Show key or shortcut hints where a left-arrow-plus-below symbol is required.

🧭 Navigation

Left direction with “add” or “more” meaning in navigation or action menus.

💡 Best Practices

Do

  • Pair ⥆ with text or aria-label (e.g., “Add”) for accessibility
  • Use &#10566; or &#x2946; in HTML—no named entity exists
  • Use fonts that support Supplemental Arrows-B (U+2946)
  • Set <meta charset="utf-8">
  • Keep one numeric style (hex or decimal) per project
  • Test glyph rendering across browsers and fonts

Don’t

  • Expect a named HTML entity for U+2946
  • Use CSS \2946 inside HTML text nodes
  • Confuse ⥆ with ⥇ (right arrow plus below)
  • Rely on the symbol alone without context in critical UI
  • Assume legacy systems render Supplemental Arrows-B without testing

Key Takeaways

1

Two HTML numeric references plus CSS for U+2946

&#x2946; &#10566;
2

For CSS, use \2946 in the content property

3

Unicode U+2946 — LEFTWARDS ARROW WITH PLUS BELOW

4

Supplemental Arrows-B block (U+2900–U+297F) — no named entity

❓ Frequently Asked Questions

Use &#x2946; (hex), &#10566; (decimal), or \2946 in CSS content. There is no named entity. All three methods render ⥆ correctly.
U+2946 (LEFTWARDS ARROW WITH PLUS BELOW). Supplemental Arrows-B block (U+2900–U+297F). Hex 2946, decimal 10566. A leftwards arrow with a plus sign below.
In mathematical notation, technical documentation, UI elements, diagrams, and any content that requires a left-arrow-with-plus-below symbol.
HTML references (&#10566; or &#x2946;) go in markup. The CSS escape \2946 is used in stylesheets, typically on ::before or ::after. Both produce ⥆.
Named entities cover common characters; arrow symbols with modifiers like the plus-below (U+2946) in Supplemental Arrows-B use numeric hex (&#x2946;) or decimal (&#10566;) codes. That is standard for such symbols in HTML.

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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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