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