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