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