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