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