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