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