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