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