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