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