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