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