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