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