JSFiddle - React, Tailwind, and code Playground
HTML
<canvas id="myCanvas" width="1000" height=600
style="border: 1px solid #000000;">
</canvas>
JavaScript
var canvas = document.getElementById('myCanvas');
var ctx = canvas.getContext('2d');
ctx.beginPath();
ctx.arc(50,50 , 40, 0, 2 * Math.PI);
ctx.fill();
ctx.fillStyle="#FFFFFF";
ctx.strokeStyle="#FFFFFF";
ctx.beginPath();
ctx.arc(50,50 , 40, 0, 2 * Math.PI);
ctx.fill();