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