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