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