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