&.red{ background: #B21A41; }
&.yellow{ background: #fdfd06; }
<li> <a href="#" class="yellow" data-xf-init="xa-change-color" data-color-code="#fdfd06"></a> </li>
<li> <a href="#" class="red" data-xf-init="xa-change-color" data-color-code="#611695"></a> </li>