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