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