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