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