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