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