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