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