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