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