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