<link href="//maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<!------ Include the above in your HEAD tag ---------->
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Change body Color using java script</title>
</head>
<body >
<br />
<br />
<center>
<p>Select any color and see the magic</p>
<!--<input type="color" onchange="document.body.bgColor=this.value"/><br>-->
<input type="color" id="bg" onchange="nna()"/>
</center>
<script>
</script>
</body>
</html>
function nna(){
x=document.getElementById('bg').value;
document.body.bgColor=x;
}
