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