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