C’mon, really? Hyundai? No pedigree. No racing history. No factory museum filled with dusty glory machines. Yet here’s what Hyundai dares—dares!—to call the phosphorescent-Slurpee spill of paint on our Genesis coupe: Lime Rock Green.Puh-leeze! Weren’t these jokers riding around on donkeys when Bob Sharp was running 240Zs at Lime Rock? There’s also Nordschleife Gray and Interlagos Yellow. On a