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