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