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