JSFiddle - React, Tailwind, and code Playground
HTML
<form>
<input type="radio" name="sex" id="male" />
<label for="male">Male</label>
<br />
<input type="radio" name="sex" id="female" />
<label for="female">Female</label>
</form>CSS
input[type="radio"]:checked+label{ background-color: #FFFF00; }