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