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