property Chart.HistogramBackColor as Color
Specifies the background color of the chart's histogram.
A Color expression that defines the histogram's background color. The last
7 bits in the high significant byte of the color indicates the identifier of the
skin being used. Use the Add method to add new
skins to the control. If you need to remove the skin appearance from a part of
the control you need to reset the last 7 bits in the high significant byte of
the color being applied to the background's part.