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