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