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