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