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