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