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