Hi
the color of the star regulus is blue-white
The star Alphard appears reddish in color.
blue
Neptune
The sunset on Mars appears blue.
Huey Freeman's favorite color is Blue and Orange
Assuming that the light you are shining on the object is white, then the object is also blue. Objects appear a certain color because they reflect that color to our eyes and the rest of the colors in the light are absorbed by the object.
woodwinds/highwinds
If you are blue, then you are sad. Which is why people will ask "why so blue?" when someone appears upset.
The light of a wavelength 460nm appears blue to the human eye.
The star Botein appears white to blue-white in color.
No. The planet only appears blue due to all that methane in the athmosphere.