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