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