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