border radius

Round any corners.

Adjust each corner independently or link them together. Live preview and copy-ready CSS.

css
border-radius: 20px;

Frequently asked

Is this tool free?
Yes. The border radius generator is completely free. Adjust corners and copy the CSS with no limits.
Do I need to sign up?
No. Drag the sliders, see the preview, and copy. No account needed.
Is my data private?
All CSS is generated in your browser. No data is sent to any server.
Can I control each corner separately?
Yes. A link/unlink toggle lets you adjust all four corners together or set each one independently. The live preview updates as you move any slider.