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