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