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