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