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