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