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