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