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