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