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