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