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