One vertex per element, one color per generator, with an edge from x to x·s.
(1,2)(3,4)(5,6)(7,9)(8,10)(11,12)(13,14,19,25,20,26,18,24)(15,27,29,37,16,22,31,21)(17,23,33,40,34,41,35,42)(28,39,32,44,30,38,43,36)(5,6)(7,11)(8,10)(9,12)(13,15,20,16)(14,21,26,37)(17,32,34,43)(18,29,19,31)(22,24,27,25)(23,39,41,38)(28,35,30,33)(36,42,44,40)(2,4)(5,7,8,12)(6,9,10,11)(13,16,20,15)(14,22,26,27)(17,30,34,28)(18,29,19,31)(21,24,37,25)(23,38,41,39)(32,33,43,35)(36,42,44,40)(7,12)(9,11)(13,17,18,35,20,34,19,33)(14,23,24,42,26,41,25,40)(15,28,31,43,16,30,29,32)(21,36,22,38,37,44,27,39)(6,10)(9,11)(13,18,20,19)(14,24,26,25)(15,29,16,31)(17,33,34,35)(21,27,37,22)(23,40,41,42)(28,43,30,32)(36,38,44,39)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.