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