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