This example sets the background of the slide master in the active presentation to a preset shade.
ActivePresentation.SlideMaster.Background.Fill.PresetGradient _
msoGradientHorizontal, 1, msoGradientLateSunset
This example sets the background of slide one in the active presentation to a preset shade.
With ActivePresentation.Slides(1)
.FollowMasterBackground = False
.Background.Fill.PresetGradient _
msoGradientHorizontal, 1, msoGradientLateSunset
End With