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