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