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