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