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