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