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