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