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