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