app/javascript/src/locomotive/svg/header.svg
<svg xmlns="http://www.w3.org/2000/svg" width="14" height="18" viewBox="0 0 14 18">
<g fill="none" fill-rule="evenodd">
<path stroke="#1C77C3" d="M2.654 2.75h8.692v2.375H2.654z"/>
<rect width="13" height="17" x=".5" y=".5" stroke="#07356B" rx="2"/>
</g>
</svg>