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