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Gradient Border Generator

Used by developers, writers, and creators worldwide.

A gradient border generator builds a two-color CSS gradient border and hands you the code to paste straight into a stylesheet. Plain solid borders can feel flat, while a gradient border adds depth and a modern, premium feel to cards, buttons, avatars, and callout panels. Choose a start hue and an angle and it derives a harmonious second stop sixty degrees along the wheel, assembles the linear-gradient, and wraps it in a working border-image declaration with a transparent fallback border so the gradient renders on the edge. Designers and developers use it to add gradient outlines without fiddling with the quirks of border-image syntax or stacking background layers. Each result is paste-ready: copy the two stop colors for reference, the bare gradient for use in pseudo-elements or masks, or the complete border declaration for the simplest drop-in. Adjust the angle to steer the color flow around the element.

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How to use

  1. Choose your options above
  2. Click Generate
  3. Copy your result

Detailed instructions

  1. Set your start hue from 0 to 360.
  2. Choose a gradient angle in degrees.
  3. Click Generate to build the border.
  4. Paste the border-image declaration into your CSS.

Use Cases

  • Adding a gradient outline to a card or panel
  • Styling a premium-feel gradient button border
  • Creating a gradient ring around an avatar
  • Outlining a callout box with a colorful edge
  • Generating ready-to-paste border-image CSS

Tips

  • Adjust the angle to steer the color flow.
  • Use a thicker border so the gradient reads clearly.
  • For rounded corners, use a masked pseudo-element.
  • Reuse the bare gradient on buttons and panels.

FAQ

how does a gradient border work in css

It uses border-image with a linear-gradient and a transparent solid border underneath. The generator outputs the full declaration so the gradient paints along the element edge without manual setup.

why is the second color derived

A second stop sixty degrees along the hue wheel from your start gives a lively but harmonious transition. You can swap in your own end color, but the derived one guarantees a pleasing default.

does border-image support rounded corners

Plain border-image does not follow border-radius. For rounded gradient borders, apply the gradient to a wrapper background and inset a padding-box, or use a masked pseudo-element with the gradient provided here.

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