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