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