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