One vertex per element, one color per generator, with an edge from x to x·s.
(2,4)(5,8)(9,10,13,11)(12,15,16,14)(18,22)(20,28)(23,25)(26,32)(33,34)(35,41)(36,44)(37,38)(39,43)(40,45)(42,46)(47,48)(1,2,6,4)(3,5,7,8)(18,22)(20,28)(23,25)(26,32)(34,37)(39,41)(40,44)(46,47)(1,3,6,7)(2,5,4,8)(9,11,13,10)(12,15,16,14)(17,18,21,22)(19,25,27,23)(20,24,28,29)(26,31,32,30)(33,35)(34,39)(36,42)(37,41)(38,43)(40,46)(44,47)(45,48)(1,4,6,2)(3,5,7,8)(9,12,13,16)(10,14,11,15)(17,19,21,27)(18,23,22,25)(20,26,28,32)(24,30,29,31)(33,36,38,45)(34,40,37,44)(35,42,43,48)(39,46,41,47)(1,5)(2,7)(3,4)(6,8)(17,20)(18,24)(19,26)(21,28)(22,29)(23,30)(25,31)(27,32)(33,37,38,34)(35,41,43,39)(36,40,45,44)(42,46,48,47)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.