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