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