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