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