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