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