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