how to make full color wiring diagrams?| Grassroots Nov 30, 2011Something else, don't use on screen colors in your CAD wiring diagram, because then you need a full color plotter or printer to reproduce. Use wire text. You drop text onto the wire, usually inside some parens although brackets or completely without would be fine too. Something like (BLU/WHT) for a blue & white wire. Auto Repair Shop Software - Direct-Hit - trytifix Full Color Wiring Diagrams In addition to it's OEM wiring information, Direct-Hit has full color interactive wiring diagrams standardized across all OEMs that are fully interactive for ease of viewing, circuit tracing, and color printing.