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