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