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