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