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