In response to dogs are able to see some colors, but not all, which in fact dogs can only see blue and yellow colors. In an article titled, "Do Dogs See Color," VCA Animal Hospital research states, "Dogs possess only two types of cone and can only discern blue and yellow."
https://vcahospitals.com/know-your-pet/do-dogs-see-color.
Furthermore, in an article titles, "Can Dogs See Color," American Kennel Club author Harriet Meyers writes,"People missing some of these color-detecting molecules (also known as photoreceptors) won’t recognize certain light wavelengths. This is what makes them color blind, although they actually can make out some hues. Red-green color-blind people can still discern yellow and blue, but items in red will appear gray or brown to them."
https://www.akc.org/expert-advice/health/can-dogs-see-color/.
There is a lot of evidence that has been discovered the last few years proving dogs do not see just black and white, which means this claim is not misinformation.