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DMDWeb3/week-3/color-picker.html

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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Color picker</title>
</head>
<body>
<form>
<input type="color" name="bg" id="bg">
</form>
<script>
var picker = document.getElementById('bg');
var body = document.querySelector('body');
const keyName = 'colorSetting';
body.style.backgroundColor = localStorage.getItem(keyName);
bg.value = localStorage.getItem(keyName);
picker.addEventListener('change', function(event) {
let hex = this.value;
body.style.backgroundColor = hex;
localStorage.setItem(keyName, hex);
});
</script>
</body>
</html>