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