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