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)(13,14,18,23,19,24,17,22)(15,25,28,35,29,27,33,20)(16,21,30,36,31,37,32,38)(26,39,42,44,43,40,41,34)(5,6)(7,11)(8,10)(9,12)(13,15,19,29)(14,20,24,35)(16,26,31,43)(17,28,18,33)(21,34,37,44)(22,25,23,27)(30,41,32,42)(36,40,38,39)(2,4)(5,7,8,12)(6,9,10,11)(13,16)(14,21)(15,26)(17,32)(18,30)(19,31)(20,34)(22,38)(23,36)(24,37)(25,39)(27,40)(28,42)(29,43)(33,41)(35,44)(7,12)(9,11)(13,14,17,22,19,24,18,23)(15,27,33,35,29,25,28,20)(16,21,32,38,31,37,30,36)(26,40,41,44,43,39,42,34)(6,10)(9,11)(13,17,19,18)(14,22,24,23)(15,28,29,33)(16,30,31,32)(20,25,35,27)(21,36,37,38)(26,41,43,42)(34,40,44,39)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.