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