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