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