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