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