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