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