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