•Screen Background Color This allows user to set the viewport background color. This is the color displayed when no objects are at that position.
•Screen Gradient This is a smooth change of lighting. The direction specified is the lighter side. It starts slightly darker on the opposite side of the screen and gradually gets lighter until it reaches the specified side.
•C-Plane Color This changes the color of the construction plane grid.
•C-Plane Grid X Axis Color This changes the horizontal axis line of the construction plane.
•C-Plane Grid Y Axis Color This changes the vertical axis line of the construction plane.
•Selection Color This is the highlight color of objects that have been selected.
•New Layer Color This is the default color of objects created on new (not Default) layers.
•Constr. Visual Aids Color This is the default color of construction aids when Visual Aids is set to active in the status bar.