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