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