JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE html><html><head>
<meta http-equiv="content-type" content="text/html; charset=utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Ohlc</title>
<style>
html {
	margin: 0px;
}
body {
	margin: 20px 30px;
}
#realchart {
	width: 850px;
	height: 550px;
    border: 1px solid lightgray;
    margin-bottom: 20px;
}
</style>
<link href="https://unpkg.com/realchart/realchart-style.css" rel="stylesheet" crossorigin="anonymous">
<script type="text/javascript" src="https://unpkg.com/realchart/index"></script>
<script type="text/javascript">
	window.addEventListener('DOMContentLoaded', function () {
		try {
			init();
		} catch (err) {
			alert(err);
			console.error(err);
		}
	});	
	
</script>

  <script>
    var realChartLic = 'upVcPE+wPOkOR/egW8JuxkM/nBOseBrflwxYpzGZyYkhw7qfHRQ+GiF0lY62mJi5KBwoSJHOA48O5+/xJSE3LhLB4LkQ8rWX0QeIbtyyIEGTFVqWmNPdyQ==';
  </script>
</head>
<body>
	<div id="realchart"></div>
	

		 </body></html>

JavaScript

const config = {
  general: {},
  title: "Ohlc Series",
  xAxis: {
    type: 'category'
  },
  yAxis: {
    yBase: null
  },
  series: {
    type: 'ohlc',
    pointLabel: true,
    tooltipText: 'open: ${open}<br>High: ${high}<br>Low: ${low}<br>Close: ${close}',
    data: [{
      low: 301,
      open: 348,
      close: 395,
      high: 465,
      color: 'green'
    }, [353, 439, 480, 580], [262, 370, 317, 418], [302, 326, 371, 450], [336, 382, 364, 420], [341, 356, 381, 430]]
  }
};
let chart;
function init() {
  console.log('RealChart v' + RealChart.getVersion());
  RealChart.setLogging(false);
  chart = RealChart.createChart(document, 'realchart', config);
}