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