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