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