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