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