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