resources/src/mediawiki.skinning/images/mail.svg
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<svg xmlns="http://www.w3.org/2000/svg" width="13" height="13">
<path fill="#15a5ea" d="M1.84 4 6.5 8.349 11.16 4l-.621-.621L9.296 4 6.5 6.485 3.704 4 2.46 3.38z"/>
<path fill="#36b" d="M1 3v8h11V3zm1 1h9v6H2z"/>
</svg>