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