JSFiddle - React, Tailwind, and code Playground
HTML
<div class="block">
<div class="block2">
<a href="#"><img src="http://kwintotech.com/123.jpg" /></a>
</div>
<a href="#"><h3>Заголовок</h3></a>
</div>CSS
img{width:200px;}
.block2:hover + a{color:#b00;}