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