β
Downwards Paired Arrows Symbol (β)
Copy the Downwards Paired Arrows symbol β to your clipboard, and see its Unicode code point, HTML entity, LaTeX command and how to type it on any device.
What does β mean?
The downwards paired arrows (β) is an arrow character from the Unicode Arrows block that points downwards. Stacked arrows show processes that run in more than one direction, such as reversible reactions, exchanges or parallel maps in diagrams.
Codes and properties
| Character | β |
|---|---|
| Unicode name | DOWNWARDS PAIRED ARROWS |
| Code point | U+21CA |
| Decimal | 8650 |
| Unicode block | Arrows |
| HTML entity | ⇊ Β· ⇊ |
| CSS | \21CA |
| JavaScript / JSON | \u21CA |
| Python | \u21CA or \N{DOWNWARDS PAIRED ARROWS} |
| UTF-8 bytes | E2 87 8A |
| LaTeX | \downdownarrows |
How to type β
- Copy & paste: press the Copy button above, then paste β anywhere β Word, Google Docs, email, chat or code.
- Windows (Word, WordPad, Outlook): type
21CAthen press Alt+X. In any app, Win+. opens the symbol panel. - Mac: switch to the Unicode Hex Input keyboard, hold Option and type
21CA; or press Ctrl+Cmd+Space and search βdownwards paired arrowsβ. - Linux (GTK/IBus): press Ctrl+Shift+U, type
21ca, then Space. - HTML:
⇊renders as β. - LaTeX:
\downdownarrowsin math mode (amssymb package for some symbols).
Frequently asked questions
How do I type β on Windows?
In Microsoft Word type 21CA and press Alt+X. In any app press Win+. to open the symbol panel, or copy β from this page.
What is the HTML code for β?
Use ⇊ (hex) or ⇊ (decimal).
What is the LaTeX command for β?
Use \downdownarrows in math mode.