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