chromium/chrome/test/data/banners/red.svg

<svg xmlns="http://www.w3.org/2000/svg" width="144" height="144" viewBox="0 0 144 144" version="1.1">
<path d="M -0 112.504 L -0 225.009 112.750 224.754 L 225.500 224.500 225.754 112.250 L 226.009 0 113.004 0 L 0 0 -0 112.504 M -0 112.750 L -0 224.500 112 224.241 L 224 223.983 224 112.491 L 224 1 112 1 L 0 1 -0 112.750" stroke="none" fill="#fcaaaa" fill-rule="evenodd"/>
<path d="M 1 112.500 L 1 224 112.500 224 L 224 224 224 112.500 L 224 1 112.500 1 L 1 1 1 112.500" stroke="none" fill="#fc0404" fill-rule="evenodd"/>
</svg>