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