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