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