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