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