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