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