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