Spectral Colors?! Am I Seeing Things?!
Yes! You Have Great Eyeballs!
When light hits your eyeballs you see colors of the objects, the things, you are looking at.
Light Waves produce all the visible colors in nature - spectral colors.
Your brain calculates wavelengths, brightness and darkness of light, and the distance between you and the object, the thing.
Multitudes of colors in nature are made by seven colors including Red, Green and Yellow. The basic hues, the basic colors are...
At the next sunrise and sunset let your eyeballs enjoy the spectral colors of God's artistry! Also, look at yourself in the mirror! Color! Color! Color!