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