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