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