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