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