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