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