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