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