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