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