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