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