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