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