Science and philosophy explain why a color is objectively real, even when people see the same shade differently.

This is because visual systems vary from person to person. Moreover, an object’s color may appear differently against different backgrounds or under different lighting. These facts might ...

An object's color appears differently under different lighting and against different backgrounds — for different viewers. But that doesn't mean colors are subjective.

The emerald-colored object will slingshot around the sun in less than a month, when it could become visible to the naked eye — but anyone with decent backyard gear may be able to see it now.

These facts might naturally lead you to think that colours are subjective. That, unlike features such as length and temperature, colours are not objective features. Either nothing has a true colour, ...