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