<div id="container"></div>
html, body, #container {
width: 100%;
height: 100%;
margin: 0;
padding: 0;
}
anychart.onDocumentReady(function () {
var chart = anychart.gauges.circular();
chart.axis();
var cap = chart.cap();
cap.enabled(true);
// Set cap fill.
cap.fill(['#FEFEFE', '#424242'], 0.5, 0.5, null, 0.8, 0.8, 0.31);
chart.title('Set cap fill as a radial gradient');
chart.container('container');
chart.draw();
});