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