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