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