One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,4,6)(3,7,8,5)(9,10,12,14)(11,13,15,16)(17,18)(19,22)(20,23)(21,26)(24,29)(25,27)(28,31)(30,32)(34,38)(39,41)(40,44)(46,47)(3,8)(5,7)(11,15)(13,16)(18,19)(20,27)(21,29)(30,31)(33,34,37,38)(35,41,43,39)(36,44,45,40)(42,46,48,47)(9,11,12,15)(10,13,14,16)(17,19,22,18)(20,25,27,23)(21,26,29,24)(28,31,32,30)(33,35,37,43)(34,39,38,41)(36,42,45,48)(40,46,44,47)(1,3)(2,5)(4,8)(6,7)(17,20,22,27)(18,23,19,25)(21,28,29,32)(24,30,26,31)(33,34)(35,41)(36,40)(37,38)(39,43)(42,47)(44,45)(46,48)(1,2)(3,5)(4,6)(7,8)(9,10)(11,13)(12,14)(15,16)(17,21)(18,24)(19,26)(20,28)(22,29)(23,30)(25,31)(27,32)(33,36,37,45)(34,40,38,44)(35,42,43,48)(39,46,41,47)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.