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