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