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