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