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