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