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