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