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)(13,14,18,22)(15,19,24,30)(16,20,28,34)(17,21,27,33)(23,29,35,39)(25,31,37,41)(26,32,38,42)(36,40,43,44)(5,7,10,6)(8,12,9,11)(15,23)(16,26)(17,27)(19,29)(20,32)(21,33)(24,35)(25,37)(28,38)(30,39)(31,41)(34,42)(2,4)(13,15,17,23,18,24,27,35)(14,19,21,29,22,30,33,39)(16,25,26,36,28,37,38,43)(20,31,32,40,34,41,42,44)(5,8,10,9)(6,11,7,12)(15,24)(19,30)(23,35)(25,37)(29,39)(31,41)(36,43)(40,44)(5,9,10,8)(6,11,7,12)(13,16,27,38,18,28,17,26)(14,20,33,42,22,34,21,32)(15,25,35,43,24,37,23,36)(19,31,39,44,30,41,29,40)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.