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