Controls the color of polylines at the intersection of 3D surfaces when the visual style is set to 2D Wireframe.
Value 0 designates ByBlock, value 256 designates ByLayer, and value 257 designates ByEntity. Values 1-255 designate an AutoCAD Color Index (ACI) color. True Colors and Color Book colors are also available.
The INTERSECTIONCOLOR setting is visible only if INTERSECTIONDISPLAY is turned on and if the HIDE command is used.