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)(29,30,34,38)(31,39,41,35)(32,42,43,36)(33,40,44,37)(6,9)(7,12)(14,18)(19,21)(20,26)(27,28)(29,31,34,41)(30,35,38,39)(32,37,43,40)(33,42,44,36)(6,9)(10,11)(13,15,17,23)(14,19,18,21)(16,24,25,22)(20,28,26,27)(29,31)(30,35)(32,40)(33,42)(34,41)(36,44)(37,43)(38,39)(1,2,3,4)(5,7)(6,10)(8,12)(9,11)(13,14)(15,21)(16,20)(17,18)(19,23)(22,28)(24,27)(25,26)(29,32)(30,36)(31,40)(33,39)(34,43)(35,44)(37,41)(38,42)(5,6)(7,10)(8,9)(11,12)(13,16,17,25)(14,20,18,26)(15,22,23,24)(19,27,21,28)(29,33,34,44)(30,37,38,40)(31,36,41,42)(32,39,43,35)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.