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