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