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