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