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