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