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