One vertex per element, one color per generator, with an edge from x to x·s.
(2,4)(3,7)(11,15)(14,16)(17,18,20,21)(19,22,24,23)(25,26,29,27)(28,31,32,30)(2,4)(6,8)(10,13)(14,16)(18,21)(22,23)(25,27,29,26)(28,31,32,30)(1,2,5,4)(3,8,7,6)(9,10)(11,14)(12,13)(15,16)(17,18)(19,23)(20,21)(22,24)(1,3,5,7)(2,6,4,8)(17,19)(18,22)(20,24)(21,23)(25,28)(26,30)(27,31)(29,32)(1,4,5,2)(3,8,7,6)(9,11,12,15)(10,14,13,16)(17,19)(18,22)(20,24)(21,23)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.