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