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