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