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