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