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