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