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