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