In the 1970's, the us mobility equipment research & design command (merdc) developed a system of camouflage patterns for us army vehicles. Each camouflage pattern consists of 4 colors (two primary and two secondary colors); the conditions of the local terrain determined which of the patterns were to be used. Colors 71.057 black 71.137 us light green 71.138 us sand 71.139 us field drab 71.279 insignia white 71.289 us dark green 71.294 us forest green 70.522 satin varnish.