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