A searchable guide to the complete WordPress Icon Library (@wordpress/icons) package from Gutenberg.
import { Icon, background } from '@wordpress/icons';
<Icon icon={background} />
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" aria-hidden="true" focusable="false"><path fill-rule="evenodd" clip-rule="evenodd" d="M11.53 4.47a.75.75 0 1 0-1.06 1.06l8 8a.75.75 0 1 0 1.06-1.06l-8-8Zm5 1a.75.75 0 1 0-1.06 1.06l2 2a.75.75 0 1 0 1.06-1.06l-2-2Zm-11.06 10a.75.75 0 0 1 1.06 0l2 2a.75.75 0 1 1-1.06 1.06l-2-2a.75.75 0 0 1 0-1.06Zm.06-5a.75.75 0 0 0-1.06 1.06l8 8a.75.75 0 1 0 1.06-1.06l-8-8Zm-.06-3a.75.75 0 0 1 1.06 0l10 10a.75.75 0 1 1-1.06 1.06l-10-10a.75.75 0 0 1 0-1.06Zm3.06-2a.75.75 0 0 0-1.06 1.06l10 10a.75.75 0 1 0 1.06-1.06l-10-10Z"></path></svg>
background – WordPress Icon Library