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)(19,29)(20,34)(21,26)(22,27)(23,38)(24,32)(25,35)(28,37)(30,40)(31,44)(33,41)(36,42)(39,47)(43,46)(45,48)(1,2)(3,7)(4,6)(5,8)(9,11,14,15)(10,13,16,12)(17,19)(18,24)(20,30)(21,31)(22,32)(23,33)(25,39)(26,40)(27,29)(28,41)(34,44)(35,46)(36,47)(37,48)(38,45)(42,43)(1,3)(2,5)(4,8)(6,7)(9,10)(11,12)(13,15)(14,16)(17,20,22,21)(18,25,27,42)(19,30,32,31)(23,36,37,35)(24,39,29,43)(26,38,34,28)(33,47,48,46)(40,45,44,41)(2,6)(3,8)(9,12,14,13)(10,15,16,11)(17,21,22,20)(18,26,27,34)(19,31,32,30)(23,36,37,35)(24,40,29,44)(25,38,42,28)(33,47,48,46)(39,45,43,41)(2,6)(5,7)(9,13,14,12)(10,15,16,11)(18,27)(19,32)(20,21)(28,38)(33,48)(35,36)(39,43)(40,44)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.