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