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