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