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