CSS Border Radius Generator
Design custom rounded corners and fancy organic blob shapes with interactive visual sliders and CSS code export.
Radius Mode & Presets
Mastering CSS Border Radius & Organic Shape Generation
The CSS Border Radius Generator enables front-end engineers and UI designers to visually customize corner rounding for cards, buttons, avatars, modals, and fancy organic blob shapes. The CSS `border-radius` property defines the radius of an element's outer border edge.
Understanding Short-Hand & 8-Value Syntax
While standard single-value declarations like `border-radius: 12px` apply uniform circular rounding to all four corners, CSS supports up to 8 distinct radius values separated by a slash (`/`). The four values before the slash define horizontal radii (`border-top-left-radius`, `border-top-right-radius`, etc.), while the four values after the slash set vertical radii.
Frequently Asked Questions — Border Radius Generator
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