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