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