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