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