cat color blind

Cat Color Blind: A Comprehensive Guide

By Hannah AllenJanuary 14, 2026

Ever wondered why your feline friend seems to have trouble identifying their favorite toy, or why they consistently knock that particular mug off the table? It might not be their fault — they could be color blind. Yes, you read that right. Cats can indeed suffer from color vision defects, much like humans.

Color blindness, orcolor vision deficiency (CVD), is a condition where the eyes fail to differentiate between certain colors. In humans, this most commonly affects the ability to distinguish between blue and yellow hues. But what about our furry companions? Do they experience color blindness in the same way?

Understanding Color Vision in Cats

To grasp the concept of color blindness in cats, we must first comprehend their color vision as a whole. Cats are not color blind, but their color spectrum is vastly different from ours. They can see in dichromatic colors, meaning they have two types of color receptors — rods and cones — whereas we humans are trichromatic, having three types.

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an info sheet with cats and colors in the bottom right hand corner is shown below

a cat is looking at the camera with three different pictures on it's face

Cats' color vision is said to be similar to humans with deuteranopia, a red-green color blindness, yet more complex. While they can't see red as we know it, they can differentiate between wavelengths other than red and green, such as blue and ultraviolet (UV).

Cats' Color Blindness Myths

Myth: Cats are totally color blind. Fact: Cats can see colors, just not the same way as humans. They have a tertiary color blindness, enabling them to see mostly blues and grays, with some hints of yellows and greens.

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Myth: All cats are color blind. Fact: Not all felines have the same color vision. Some cats, like the Siamese, possess a genetic mutation that allows them to see slightly better, nearing tetrachromacy, or four-color vision.

Causes and Types of Color Vision Deficiency in Cats

Cats can inherit or develop color vision deficiency due to mutations in their SCI genes, which control the light-sensitive opsins in their retinas. The severity and type of CVD can vary:

Monochromacy: Complete lack of color perception, similar to human monochromats.
Dichromacy: Reduced or abnormal color vision, with difficulty distinguishing colors like red, yellow, or blue.
Tritanopia: Difficulty distinguishing between blues and yellows.

Consequences of Color Blindness in Cats

Color blindness in cats isn't life-threatening, but it can impact their quality of life and safety. Here are a few consequences you might notice:

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Chasing Moving Objects: Cats with CVD may chase moving objects more than usual, as they rely on motion and darker shades to track items.
Difficulty Locating Toys: Your cat's favorite toy might be right in front of them, but if they can't distinguish its color against the background, they might struggle to find it.
Potential Hazards: Pets with CVD might fail to spot dangerous items, like electrical cords, or toxic substances, like antihistamines (which are often colored yellow/orange).

While there's no definitive test or cure for color blindness in cats, understanding your feline's visual limitations can help create a safe and engaging environment. Use textures, obedience training, and your cat's other senses to help them navigate their world. And the next time your cat knocks over that mug, remember, it could be their unique way of seeing the world.