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