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