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