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