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