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