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