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