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