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