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