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