how to show different colors for each grid line using highcharts?

Question

I wanted to show different color for every grid line, I am attaching the design screenshot is this possible to do?

Answer 1

I don't know any way to do that out of the box, but basically, you can directly alter all the rendered svg elements on the stage:

$.each($('.highcharts-grid path'), function(){
    $(this).attr('stroke',getRandomColor());
});

http://jsfiddle.net/yvu41kso/