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