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