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