Copy and paste the upsilon symbol υ — click the button or any variant below
Upsilon Symbol Copy and Paste
Click any symbol below to copy it to your clipboard instantly.
υUpsilonCopied!
ΥCapital UpsilonCopied!
ϒUpsilon with HookCopied!
Unicode Character
υ
Unicode Hex
U+03C5
HTML Entity
υ
Decimal Code
965
Capital Letter
Υ U+03A5
About the Upsilon Symbol
Last reviewed on October 1, 2026
Upsilon is the twentieth letter of the Greek alphabet. Lowercase υ resembles a Latin u or v, and the capital Υ resembles Y.
Where υ is used
The Upsilon meson ϒ in particle physics.
Mass-to-light ratio Υ in astronomy.
The Greek root of the letter Y, and of the “y” in many English words of Greek origin.
Related characters
Browse the full Greek Letters list, or pick a sibling character from the grid below.
How to Type the Upsilon Symbol
Windows: Type 03C5 then press Alt+X in Word for lowercase υ, or 03A5 then Alt+X for capital Υ. There is no classic Alt code for upsilon
Mac: Switch to the Greek keyboard layout (System Settings → Keyboard → Input Sources), or press Ctrl+Cmd+Space and search for “upsilon”
Microsoft Word: Type 03C5 then press Alt+X to convert it into υ
LaTeX:\upsilon in math mode
HTML: Use the entity υ or the numeric code υ
Phone & tablet: Copying υ from this page is fastest — see our mobile typing guide for keyboard tricks
Upsilon Symbol Code for HTML, CSS & JavaScript
HTML: υ
CSS: content: '\03C5';
JavaScript: '\u03C5'
Unicode: U+03C5
Frequently Asked Questions
How do I type the upsilon symbol υ on Windows?
Type 03C5 then press Alt+X in Word for lowercase υ, or 03A5 then Alt+X for capital Υ. There is no classic Alt code for upsilon. You can also copy υ straight from this page — it pastes into any app.
How do I type υ on a Mac?
Switch to the Greek keyboard layout (System Settings → Keyboard → Input Sources), or press Ctrl+Cmd+Space and search for “upsilon”.
What is the Unicode and HTML code for the upsilon symbol?
The upsilon symbol is Unicode code point U+03C5. In HTML, use υ or the numeric reference υ.
How do I write υ in LaTeX?
Use \upsilon in math mode, for example $\upsilon$.