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