<p><b>Note:</b> This example only works in Google Chrome.</p>
<svg xmlns="https://www.w3.org/2000/svg" version="1.1">
<rect x="10" y="20" width="90" height="60">
<animateColor id="a1" attributeName="fill" from="red" to="blue" dur="3s" />
<rect x="10" y="120" width="90" height="60">
<animateColor id="a2" attributeName="fill" from="blue" to="yellow" begin="a1.end" dur="3s" />
<rect x="10" y="220" width="90" height="60">
<animateColor id="a3" attributeName="fill" from="yellow" to="green" begin="a2.end" dur="3s" />