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