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