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