Ghost/ghost/admin/public/assets/icons/ghost-orb.svg

<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 400 400" preserveAspectRatio="xMidYMid meet">
    <title>Ghost Logo</title>
    <style>
        svg {
            background-size: 100% 100%;
            background-repeat: no-repeat;
            background-image: url(assets/img/logos/orb-black-1.png);
        }
    </style>
</svg>