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