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