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