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