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