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