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