fontColor: String

Sets the font color for text shown in Inputfields. Values of fontColor can be specified in “HTML Color Name”, “hex code” or “rgba values”.

Default: “#000000”
Examples: “black”, “#D3D1DC”, … 
var stockChart = new CanvasJS.StockChart("container",
{
 .
 .
 rangeSelector: {
   inputFields: {
     style: {
       fontColor: "#5f5f75",
       .
       .
     }
   }
 },
 .
 .
});
stockChart.render();
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