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