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