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