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