Oscar wakes up early in the morning and his room is fairly dark. he looks over and sees his shirt hanging on a hook. oscar knows it's his red shirt because he hung it up there before going to bed, but in the dark he can't see its color. it looks dark gray to him because in the dim light, the in oscar's eyes are in

In the dim light, the cones in a person's eyes are ineffectual.
Our vision relies on the reflection of an object that shown by the existing light towards our retina. This makes our vision quality tend to be really affected by how much light available near us. If we suddenly experience a diffrence in darkness, our eyes need some period of time to adjust too the brightness, which could cause a change in color within our visioon..