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