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