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