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