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)(13,14,18,16)(15,21,23,19)(17,20,25,24)(22,27,28,26)(29,30,34,37)(31,35,32,38)(33,36,41,43)(39,42,40,44)(5,7)(6,10)(8,11)(9,12)(14,16)(17,25)(19,21)(22,28)(29,31,34,32)(30,35,37,38)(33,39,41,40)(36,42,43,44)(5,7,9,12)(6,11,8,10)(13,15,18,23)(14,19,16,21)(17,22,25,28)(20,26,24,27)(29,32,34,31)(30,35,37,38)(33,40,41,39)(36,42,43,44)(1,2)(3,4)(5,7)(6,11)(8,10)(9,12)(13,16,18,14)(15,19,23,21)(17,24,25,20)(22,26,28,27)(29,30)(31,38)(32,35)(33,36)(34,37)(39,44)(40,42)(41,43)(5,8,9,6)(7,10,12,11)(13,17)(14,20)(15,22)(16,24)(18,25)(19,26)(21,27)(23,28)(29,33,34,41)(30,36,37,43)(31,39,32,40)(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.