Alpha Symbol codes and values
| Format | Value |
|---|---|
| Unicode | U+03B1 |
| HTML (decimal) | α |
| HTML (hex) | α |
| HTML entity | α |
| CSS | \03B1 |
| JavaScript | \u03B1 |
| Windows Alt code | Alt+224 |
The official Unicode name is "Greek Small Letter Alpha".
How to type the alpha symbol
Windows
- Hold Alt and type
224on the numeric keypad, then release. (Num Lock must be on.) - In Microsoft Word, type
03B1and press Alt + X to turn the code into α. - Or press Win + . to open the emoji and symbol panel and search for it.
Mac
- Press Control + Command + Space to open the Character Viewer and search for "greek small letter alpha".
- Or add the "Unicode Hex Input" keyboard in System Settings, hold Option and type
03B1.
Linux
- In GTK apps press Ctrl + Shift + U, type
03b1and press Enter.
Web pages
Write α or α in HTML, or paste the character directly into a UTF-8 page.
Encoding details
| Encoding | Value |
|---|---|
| Code point | U+03B1 (decimal 945) |
| UTF-8 bytes | CE B1 |
| URL encoded | %CE%B1 |
| Category | Ll |
What the alpha symbol means
Alpha is the first letter of the Greek alphabet and serves as a variable in science and mathematics. Physicists use it to denote angular acceleration or fine structure constants, while finance professionals apply it to measure investment performance.
Using the alpha symbol well
Enter lowercase alpha using Unicode U+03B1 or the HTML entity α. If your project requires strict ASCII compatibility, transliterate it as the word alpha instead of using the raw character.
Characters next to it in Unicode
| Character | Code | Name |
|---|---|---|
| ή | U+03AE | Greek Small Letter Eta With Tonos |
| ί | U+03AF | Greek Small Letter Iota With Tonos |
| ΰ | U+03B0 | Greek Small Letter Upsilon With Dialytika And Tonos |
| β | U+03B2 | Greek Small Letter Beta |
| γ | U+03B3 | Greek Small Letter Gamma |
| δ | U+03B4 | Greek Small Letter Delta |
FAQ
What is the Unicode for the alpha symbol?
The alpha symbol α is U+03B1 (Greek Small Letter Alpha).
How do I type α on a keyboard?
On Windows hold Alt and type 224 on the numeric keypad. On Mac use the Character Viewer (Control + Command + Space), and on Linux use Ctrl + Shift + U then 03b1.
What is the HTML code for α?
Use α or the named entity α. The hexadecimal form is α.
More symbols
- € Euro Sign: previous page
- ω Omega Symbol: next page
- Symbols to copy and paste: the full list