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