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