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