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