hue-rotate-rad-ref.html

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<!--

     Any copyright is dedicated to the Public Domain.

     http://creativecommons.org/publicdomain/zero/1.0/

-->

<!DOCTYPE html>

<html>

<head>

  <title>CSS Filters: Hue Rotate an HTML Element Using Radians</title>

  <link rel="author" title="Max Vujovic" href="mailto:mvujovic@adobe.com">

  <style type="text/css">

    #target {

      filter: url(#hue-rotate);

      background-color: #f00;

      width: 100px;

      height: 100px;

  </style>

</head>

<body>

  <p>You should see a green square.</p>

  <div id="target"></div>

  <!--

    This equivalent SVG filter is defined in:

    http://www.w3.org/TR/filter-effects-1/#huerotateEquivalent

-->

  <svg width="0" height="0">

    <filter id="hue-rotate">

      <feColorMatrix type="hueRotate" values="90" color-interpolation-filters="sRGB"/>

    </filter>

  </svg>

</body>

</html>