TransparencyColor Property Example
This example sets the color that has the RGB value returned by the function RGB(0, 0, 255) as the transparent color for shape one on myDocument. For the example to work, shape one must be a bitmap.
blueScreen = RGB(0, 0, 255)
Set myDocument = ActivePresentation.Slides(1)
With myDocument.Shapes(1)
With .PictureFormat
.TransparentBackground = True
.TransparencyColor = blueScreen
End With
.Fill.Visible = False
End With