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