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