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