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