<feDropShadow>

The SVG <feDropShadow> filter primitive creates a drop shadow of the input image. It can only be used inside a <filter> element.

The drop shadow color and opacity can be changed by using the flood-color and flood-opacity presentation attributes.

html,body,svg { height:100% }

<svg viewBox="0 0 10 10" xmlns="http://www.w3.org/2000/svg">
  <defs>
    <filter id="shadow">
      <feDropShadow dx="0.2" dy="0.4" stdDeviation="0.2"/>
    </filter>
  </defs>

  <circle cx="50%" cy="50%" r="4"
      style="fill:pink; filter:url(#shadow);"/>
</svg>

Attributes

dx

This attribute defines the x offset of the drop shadow.
Value type: <number>; Default value: 2; Animatable: yes

dy

This attribute defines the y offset of the drop shadow.
Value type: <number>; Default value: 2; Animatable: yes

stdDeviation

This attribute defines the standard deviation for the blur operation in the drop shadow.
Value type: <number>; Default value: 2; Animatable: yes

Global attributes

Core Attributes

Most notably: id

Styling Attributes

class, style

Filter primitive attributes

height, in, result, x, y, width

Presentation Attributes

Most notably: flood-color, flood-opacity

Usage notes

Specifications

Browser compatibility