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