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🌈 CSS Gradient Border Generator

Generate CSS gradient border styles online · Linear & Radial gradients · Live preview · One-click copy

Updated: 2026-07-11
Gradient Border
Preview
CSS Code
/* Adjust controls to generate code */

About CSS Gradient Borders

A CSS gradient border is a decorative technique that uses gradient colors as border styles. By combining the border-image property with linear-gradient() or radial-gradient() functions, you can create smooth color transitions on element borders, replacing traditional single-color borders and adding modern visual depth to web design.

When to use CSS Gradient Border Generator

CSS Gradient Border Generator FAQ

What's the difference between gradient borders and regular borders?

Regular borders (border) only support a single color, while gradient borders (border-image + gradient) create smooth color transitions. Gradient borders support multiple color stops, custom angles, and shapes for richer, more modern visual effects.

border-image vs outline for gradients?

border-image is the standard approach for gradient borders. It occupies space inside the element and supports border-radius. outline draws outside the element, doesn't support border-radius, and can't control individual sides independently. This tool uses the background + mask technique when border-radius is applied.

Browser compatibility?

The generated CSS code works in all modern browsers (Chrome 90+, Firefox 90+, Safari 15+, Edge 90+). IE does not support border-image with gradients. Consider adding a solid color fallback background for older browsers.

Why doesn't my gradient border show border-radius?

border-image doesn't natively support border-radius. The solution is a background + mask combination — this tool automatically generates that approach when border-radius > 0, ensuring rounded gradient borders display correctly.