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