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