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