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