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