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