When Do Kittens Eyes Change Color. By week 6 or 7 a kitten s eye color begins to change. Vet info states that sometime between three weeks and two months of age a kitten s eyes may begin to change color from a foggy blue to a darker shade.

At around six weeks this color may start to change. Typically by the time your kitten is 3 months old her eyes will have changed from blue to the color they will be throughout her life. At around 6 to 7 weeks of age a kittens eyes may begin to gradually change color.
What color their eyes will end up being is a result of the amount of pigment within the tapetum lucidum.
If you have an older kitten and you notice her eyes beginning to change color she is likely around 6 7 weeks old. If at this point you detect any other eye color changes it may be a sign of eye damage or a serious underlying medical condition. Typically by the time your kitten is 3 months old her eyes will have changed from blue to the color they will be throughout her life. Vet info states that sometime between three weeks and two months of age a kitten s eyes may begin to change color from a foggy blue to a darker shade.