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