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