One vertex per element, one color per generator, with an edge from x to x·s.
(5,6,9,11)(7,13,15,20)(8,16,18,12)(10,17,19,14)(21,22,26,29,27,23,25,31)(24,30,34,36,32,28,33,35)(1,2,4,3)(5,7,9,15)(6,10,11,19)(8,17,18,14)(12,20,16,13)(21,23,27,22)(24,30,32,28)(25,29,26,31)(33,35,34,36)(1,3,4,2)(6,11)(10,19)(12,16)(13,20)(22,23)(24,32)(29,31)(33,34)(21,24,25,33,27,32,26,34)(22,28,31,36,23,30,29,35)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.