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