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