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