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