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