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