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)(21,22,24,30,25,29,26,28)(23,31,32,36,34,27,33,35)(5,7,10,8)(6,11,9,12)(13,15,16,19)(14,17,18,20)(21,23,26,33,25,34,24,32)(22,27,28,36,29,31,30,35)(5,8,10,7)(6,11,9,12)(14,18)(17,20)(22,28)(23,32)(24,26)(29,30)(33,34)(35,36)(2,4)(5,9,10,6)(7,12,8,11)(21,24,25,26)(22,28,29,30)(23,33,34,32)(27,35,31,36)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.