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