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