third_party/blink/web_tests/css3/filters/effect-reference-colorspace.html

<svg xmlns="http://www.w3.org/2000/svg" width="0" height="0" version="1.1">
  <defs>
    <filter id="blend" color-interpolation-filters="linearRGB" x="-15%" y="-15%" width="130%" height="130%">
      <feGaussianBlur stdDeviation="5 5" color-interpolation-filters="sRGB"/>
      <feBlend in2="SourceGraphic" mode="screen" color-interpolation-filters="linearRGB"/>
    </filter>

    <filter id="blend-s" color-interpolation-filters="sRGB" x="-15%" y="-15%" width="130%" height="130%">
      <feGaussianBlur stdDeviation="5 5" color-interpolation-filters="linearRGB"/>
      <feBlend in2="SourceGraphic" mode="screen" color-interpolation-filters="sRGB"/>
    </filter>

    <filter id="lighting" color-interpolation-filters="linearRGB" x="0%" y="0%" width="100%" height="100%">
      <feSpecularLighting color-interpolation-filters="sRGB">
        <feSpotLight pointsAtX="160" pointsAtY="130" pointsAtZ="0" specularExponent="1" limitingConeAngle="20" x="0" y="0" z="10" color-interpolation-filters="linearRGB"/>
      </feSpecularLighting>
      <feColorMatrix type="matrix" values="0 0 0 1 0  0 0 0 1 0  0 0 0 1 0  0 0 0 0 1" color-interpolation-filters="linearRGB"/>
      <feBlend in2="SourceGraphic" mode="multiply" color-interpolation-filters="linearRGB"/>
    </filter>

    <filter id="lighting-s" color-interpolation-filters="sRGB" x="0%" y="0%" width="100%" height="100%">
      <feSpecularLighting color-interpolation-filters="linearRGB">
        <feSpotLight pointsAtX="160" pointsAtY="130" pointsAtZ="0" specularExponent="1" limitingConeAngle="20" x="0" y="0" z="10" color-interpolation-filters="sRGB"/>
      </feSpecularLighting>
      <feColorMatrix type="matrix" values="0 0 0 1 0  0 0 0 1 0  0 0 0 1 0  0 0 0 0 1" color-interpolation-filters="sRGB"/>
      <feBlend in2="SourceGraphic" mode="multiply" color-interpolation-filters="sRGB"/>
    </filter>

    <filter id="merge" x="0%" y="0%" width="120%" height="120%">
      <feColorMatrix type="matrix" values="1 0 0 0 0  0 1 0 0 0  0 0 1 0 0  0 0 0 0.3 0"  result="trans" color-interpolation-filters="linearRGB"/>
      <feOffset dx="5"  dy="5"  in="trans" result="offset1" color-interpolation-filters="linearRGB"/>
      <feOffset dx="10" dy="10" in="trans" result="offset2" color-interpolation-filters="linearRGB"/>
      <feOffset dx="15" dy="15" in="trans" result="offset3" color-interpolation-filters="linearRGB"/>
      <feMerge color-interpolation-filters="linearRGB">
        <feMergeNode in="trans" color-interpolation-filters="linearRGB"/>
        <feMergeNode in="offset1" color-interpolation-filters="linearRGB"/>
        <feMergeNode in="offset2" color-interpolation-filters="linearRGB"/>
        <feMergeNode in="offset3" color-interpolation-filters="linearRGB"/>
      </feMerge>
    </filter>

    <filter id="merge-s" color-interpolation-filters="sRGB" x="0%" y="0%" width="120%" height="120%">
      <feColorMatrix type="matrix" values="1 0 0 0 0  0 1 0 0 0  0 0 1 0 0  0 0 0 0.3 0"  result="trans"/>
      <feOffset dx="5"  dy="5"  in="trans" result="offset1"/>
      <feOffset dx="10" dy="10" in="trans" result="offset2"/>
      <feOffset dx="15" dy="15" in="trans" result="offset3"/>
      <feMerge>
        <feMergeNode in="trans"/>
        <feMergeNode in="offset1"/>
        <feMergeNode in="offset2"/>
        <feMergeNode in="offset3"/>
      </feMerge>
    </filter>
  </defs>
</svg>
<style>
img {
    margin: 10px;
}
</style>
<img src="resources/reference.png">
<img style="filter: url(#blend);" src="resources/reference.png">
<img style="filter: url(#blend-s);" src="resources/reference.png">
<img style="filter: url(#lighting);" src="resources/reference.png">
<img style="filter: url(#lighting-s);" src="resources/reference.png">
<img style="filter: url(#merge);" src="resources/reference.png">
<img style="filter: url(#merge-s);" src="resources/reference.png">