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