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