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