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