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