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