anychart.onDocumentReady(function () {
var chart = anychart.gauges.circular([10]);
chart.marker({radius: 90});
var ticksSettings = axis.ticks();
ticksSettings.type('circle');
ticksSettings.fill(['#FFFFFF', '#424242'], 0.5, 0.5, null, 0.9, 0.3, 0.81);
chart.title('Set ticks fill as a radial gradient');
chart.container('container');