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