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