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