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