Free CSS tool · No sign-up

Border Gradient Generator

Design CSS gradient borders with adjustable colors, angle, border width, radius, live component preview, and production-ready code.

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Gradient border card

Production CSS

Copy and use

Connected encyclopedia

Matching this color…

Looking for an exact named-color record or the closest editorial color.

Practical workflow

Design gradient borders without fragile markup

Define the border colors

Select endpoint colors that separate the component from both its own surface and the page background.

Adjust width and corners

Tune border thickness and radius together to match buttons, cards, inputs, or promotional panels.

Copy the layered background

The output uses padding-box and border-box layers, keeping the interior solid while the gradient fills the border.

Reliable gradient border use cases

Gradient borders can highlight premium cards, active states, calls to action, profile frames, and selected controls. Use them sparingly so the visual emphasis continues to communicate hierarchy. This free tool runs locally in the browser, needs no account, and puts only the selected settings in a share link.