The Colors options manage and define the colors of the Rhino interface.
The color of the working area background behind the grid lines.
The color of major grid lines.
The color of minor grid lines.
The color of the construction plane x, y, and z axes.
The color of selected objects.
The color of locked objects.
The color for new layers.
The color of the feedback curves. One example of a feedback curve is the line you see when you drag objects.
The color of the tracking line. One example of a tracking line is the line you see when you use elevator mode.
The color of the full-screen crosshairs.
Restores the default system values. All custom color settings will be lost.