I own a Deep Impact Blue Mustang and a Sterling Grey F150. You want Sterling Grey. It is one of the best/easiest colors to maintain and upkeep that I've ever owned. Tremendously more user friendly than black.
Deep Impact Blue is nearly as tough as black with fragility. Definitely recommend SG.
2014 Pony Package convertible l Deep Impact Blue on Black l auto (current)
2014 Ram Big Horn Crew Cab 4x4 l White on Grey l Chrome 20"s l Navigation l Hemi (current daily driver)