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