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