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