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