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