<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 40 20" width="40" height="20">
<!-- 0-atoms/toggle/on โ filled active state -->
<!-- prysm atom, acid palette -->
<g id="toggle-on">
<rect id="track" x="0" y="4" width="40" height="12" rx="6" fill="#00fe00" fill-opacity="0.38"/>
<circle id="thumb" cx="28" cy="10" r="8" fill="#00fe00"/>
</g>
</svg>