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