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