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