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