# JS API Reference

# Welcome to the Highcharts JS Options Reference

These pages outline the chart configuration options, and the methods and properties of Highcharts objects.

Feel free to search this API through the search bar or the navigation tree in the sidebar.

# plotOptions.boxplot.whiskerColor

The color of the whiskers, the horizontal lines marking low and high values. When `undefined`, the general series color is used.

In styled mode, the whisker stroke can be set with the `.highcharts-boxplot-whisker` class .