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