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