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