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