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