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