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