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)(11,13,15,16)(18,20)(21,24)(1,2,4,6)(3,5,8,7)(11,15)(13,16)(17,18,22,20)(19,24,23,21)(26,29)(30,32)(1,2)(3,5)(4,6)(7,8)(9,10)(11,13)(12,14)(15,16)(17,19,22,23)(18,21,20,24)(25,26)(27,30)(28,29)(31,32)(1,2)(3,5)(4,6)(7,8)(9,11)(10,13)(12,15)(14,16)(17,20,22,18)(19,21,23,24)(25,27,28,31)(26,30,29,32)(1,3)(2,5)(4,8)(6,7)(9,10)(11,13)(12,14)(15,16)(17,21)(18,23)(19,20)(22,24) 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.