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