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