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