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