am.svg 242 Bytes
<svg xmlns="http://www.w3.org/2000/svg" height="512" width="512" viewBox="0 0 512 512">
  <path d="M0 0h512v170.667H0z" fill="red"/>
  <path d="M0 170.667h512v170.666H0z" fill="#00f"/>
  <path d="M0 341.333h512V512H0z" fill="orange"/>
</svg>