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