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