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