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