With the Zone Hole Settings command, you can access the Settings - Route dialog and make your color and line settings.
Location of the Zone Hole Settings Command
You can access it under the ribbon menu Home tab, Zone title.
Settings - Path Dialog
Sets the color of the line. When the color box is clicked, the appropriate color is selected from the window that opens.
Line thickness is selected. The appropriate thickness is selected from the drop-down list when the down arrow button next to the box is clicked. The thickness selected here is only valid on the screen. It does not affect drawing printouts.
Line type is selected. When the down arrow button next to the box is clicked, the appropriate line type is selected from the drop-down list.