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