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