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