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