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