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