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