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