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