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