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