They fade over time
Green paint can darken with age due to a variety of factors such as exposure to sunlight, oxidation, and environmental pollutants. Over time, these factors can cause the color pigments in the paint to break down or change, leading to a darker appearance. Regular maintenance and proper care can help slow down this process.
slowely
paint it
All you do is add orange and brown to yellow. Then you have gold paint.
Almost all babies, mixed or not, will darken from the time they're born to about a few months afterward. This differs for every child, though.
It's just an aging process. Many home-canned foods may darken with time but this usually does not effect quality or safety of the food.
mix a little black in just a tiny bit and stir well
Bamboo vases do clean easily, but as mentioned the wood will darken over time. This can be mitigated by using a clear coat to protect the bamboo.
Lots of reasons. Most colors will darken when they dry. The color of the wall underneath will affect it. Going over a darker color, even with two coats, the darker base can still darken the new color. The type of light changes it also. Even how you apply it can affect the color,
Burmese teak wood is known for its golden to medium brown color with a slightly reddish hue. Over time, it can darken and develop a rich patina with exposure to light and air.
Well,...in the Wizard of Oz they do...! Real paint horses may darken in the winter then shed back out to their original lighter color in the spring.