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