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