Use the Viewport section of the Default Settings dialog box to specify the colors used in the 2D viewport. To access the dialog box, right-click the 2D viewport and select Viewport Settings in the shortcut menu.
The following options are available:
• Choose the Background Color for the viewport.
• Click Invert Elements if you wish the drawing elements to appear in a different color from the background.
• Under Highlight, you may change the Color and Line Type used for highlighting elements.