<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 640 480"><path fill="#d91023" d="M0 0h640v480H0z"/><path fill="#fff" d="M213.3 0h213.4v480H213.3z"/></svg>
Customize
This is a multicolor icon, so its colors are fixed. You can still adjust size, background, rotation, and animation.
