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