fx

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since ⁨January 2020⁩.

The fx attribute defines the x-axis coordinate of the focal point for a radial gradient.

You can use this attribute with the following SVG elements:

<radialGradient>

Example

html,
body,
svg {
  height: 100%;
}

html

<svg viewBox="0 0 480 200" xmlns="http://www.w3.org/2000/svg">
  <defs>
    <radialGradient
      id="gradient1"
      cx="0.5"
      cy="0.5"
      r="0.5"
      fx="0.35"
      fy="0.35"
      fr="5%">
      <stop offset="0%" stop-color="white" />
      <stop offset="100%" stop-color="darkseagreen" />
    </radialGradient>
    <radialGradient
      id="gradient2"
      cx="0.5"
      cy="0.5"
      r="0.5"
      fx="0.75"
      fy="0.35"
      fr="5%">
      <stop offset="0%" stop-color="white" />
      <stop offset="100%" stop-color="darkseagreen" />
    </radialGradient>
  </defs>

  <circle cx="100" cy="100" r="100" fill="url(#gradient1)" />
  <circle cx="340" cy="100" r="100" fill="url(#gradient2)" />
</svg>

Usage notes

Value	<length>
Default value	Coincides with the presentational value of `cx` for the element whether the value for `cx` was inherited or not.
Animatable	None

Specifications

Specification
Scalable Vector Graphics (SVG) 2 # RadialGradientElementFXAttribute

Browser compatibility

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This page was last modified on ⁨Jul 1, 2025⁩ by MDN contributors.

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