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)(19,25)(20,27)(22,29)(24,31)(26,28)(30,32)(1,3)(2,8)(4,10)(5,11)(6,16)(7,14)(9,13)(12,15)(17,18)(19,22)(20,24)(21,23)(25,29)(26,30)(27,31)(28,32) involution — undirected(1,4,7,6)(2,9,11,12)(3,10,14,16)(5,15,8,13)(17,19,21,26)(18,22,23,30)(20,28,27,25)(24,32,31,29)(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)(18,23)(22,30)(24,31)(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.