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