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