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