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