Copy and paste the kappa symbol κ — click the button or any variant below
Kappa Symbol Copy and Paste
Click any symbol below to copy it to your clipboard instantly.
κKappaCopied!
ΚCapital KappaCopied!
ϰKappa SymbolCopied!
ϗKai SymbolCopied!
Unicode Character
κ
Unicode Hex
U+03BA
HTML Entity
κ
Decimal Code
954
Capital Letter
Κ U+039A
About the Kappa Symbol
Last reviewed on October 1, 2026
Kappa is the tenth letter of the Greek alphabet. It has a math variant, ϰ (U+03F0), sometimes used to keep the letter distinct from a Latin k.
Where κ is used
Cohen’s kappa κ, the inter-rater agreement statistic.
Curvature κ of a curve in differential geometry.
Thermal conductivity κ, dielectric constant, and the kappa number in pulp chemistry.
Related characters
Browse the full Greek Letters list, or pick a sibling character from the grid below.
How to Type the Kappa Symbol
Windows: Type 03BA then press Alt+X in Word for lowercase κ, or 039A then Alt+X for capital Κ. There is no classic Alt code for kappa
Mac: Switch to the Greek keyboard layout (System Settings → Keyboard → Input Sources), or press Ctrl+Cmd+Space and search for “kappa”
Microsoft Word: Type 03BA then press Alt+X to convert it into κ
LaTeX:\kappa in math mode
HTML: Use the entity κ or the numeric code κ
Phone & tablet: Copying κ from this page is fastest — see our mobile typing guide for keyboard tricks
Kappa Symbol Code for HTML, CSS & JavaScript
HTML: κ
CSS: content: '\03BA';
JavaScript: '\u03BA'
Unicode: U+03BA
Frequently Asked Questions
How do I type the kappa symbol κ on Windows?
Type 03BA then press Alt+X in Word for lowercase κ, or 039A then Alt+X for capital Κ. There is no classic Alt code for kappa. You can also copy κ straight from this page — it pastes into any app.
How do I type κ on a Mac?
Switch to the Greek keyboard layout (System Settings → Keyboard → Input Sources), or press Ctrl+Cmd+Space and search for “kappa”.
What is the Unicode and HTML code for the kappa symbol?
The kappa symbol is Unicode code point U+03BA. In HTML, use κ or the numeric reference κ.