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