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