Returns or sets the color that's applied to the background of the Shading object. Read/write Long.
Can be one of the following WdColorIndex constants:
| wdAuto
wdBlack wdBlue wdBrightGreen wdDarkBlue wdDarkRed wdDarkYellow wdGray25 wdGray50 |
wdGreen
wdNoHighlight wdPink wdRed wdTeal wdTurquoise wdViolet wdWhite wdYellow |