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