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