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