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)(15,16)(17,20)(18,19)(21,24)(22,23)(25,28)(26,27)(29,30,34,37)(31,38,32,35)(33,41,42,36)(39,43,40,44)(5,6)(7,11)(8,9)(10,12)(14,19)(15,21)(20,27)(22,28)(29,31,34,32)(30,35,37,38)(33,39,42,40)(36,43,41,44)(6,9)(10,11)(13,15,18,21)(14,16,19,24)(17,22,26,28)(20,23,27,25)(29,32,34,31)(30,35,37,38)(33,40,42,39)(36,43,41,44)(1,2)(3,4)(5,6)(7,10)(8,9)(11,12)(13,16)(14,15)(17,25)(18,24)(19,21)(20,28)(22,27)(23,26)(29,30)(31,35)(32,38)(33,41)(34,37)(36,42)(39,44)(40,43) involution — undirected(5,7)(6,10)(8,12)(9,11)(13,17)(14,20)(15,22)(16,23)(18,26)(19,27)(21,28)(24,25)(29,33,34,42)(30,36,37,41)(31,39,32,40)(35,43,38,44)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.