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