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