JSFiddle - React, Tailwind, and code Playground

HTML

<div id="b1">
    <input type="radio" value="green" name="color">
    <input type="radio" value="blue" name="color">
</div>

CSS

#b1 {
    background-color: red;
    width: 100px;
    height: 100px;
}

JavaScript

$(':radio').change(function(){
    	$('#b1').css('background-color',$(this).val());
});