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