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