• Background is an option which specifies the background color to use.
• The default setting in graphics functions is Background->Automatic, which produces a white background on most output devices.
• In Text
draws no background rectangle around the text and Background->Automatic
draws a background rectangle in the same color as the background for the whole plot.
• In a cell, the background is used only for the region inside any cell frame.
• New in Version 2; modified in 3.