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