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