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