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