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