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)(17,18,22,24)(19,25,26,20)(21,29,30,23)(27,28,32,31)(33,34)(35,44)(36,37)(38,41)(39,40)(42,43)(45,48)(46,47)(1,3,7,5)(2,8,4,11)(6,10,14,13)(9,15,12,16)(17,18)(19,20)(21,23)(22,24)(25,26)(27,28)(29,30)(31,32)(34,40)(36,43)(41,44)(45,47)(2,4)(3,5)(9,12)(10,13)(19,26)(20,25)(27,32)(28,31)(33,35,39,38)(34,41,40,44)(36,47,43,45)(37,48,42,46)(1,4,7,2)(3,8,5,11)(6,12,14,9)(10,15,13,16)(17,19)(18,20)(21,27)(22,26)(23,28)(24,25)(29,31)(30,32)(33,36,39,43)(34,42,40,37)(35,45,38,47)(41,48,44,46)(1,5,7,3)(2,8,4,11)(6,13,14,10)(9,15,12,16)(17,20)(18,19)(21,28)(22,25)(23,27)(24,26)(29,32)(30,31)(33,37,39,42)(34,43,40,36)(35,46,38,48)(41,47,44,45)(1,6)(2,9)(3,10)(4,12)(5,13)(7,14)(8,15)(11,16)(17,21,22,30)(18,23,24,29)(19,27,26,32)(20,28,25,31)(33,38,39,35)(34,44,40,41)(36,47,43,45)(37,48,42,46)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.