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