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