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