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