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