Yes.
any color it does not matter!
They can be any color. The color has no significance, other than style and personal preference.
Doesn't matter. Any color
Any color it dont matter about your skin tone its about your heart
Leghorns, no matter the color, can get any disease that any other chicken can get.
The "any" means the flower can be any color. Plant the required seed and it does not matter what color the flower is, you can still attract the moshling.
Black is merely a darker shade of blue. Or any color for that matter.
physical change
No. Matter of taste.
No. Matter occupies space and has mass. Color does neither.
Matter can be colored - and usually is, especially solids - but the color of something is just the wavelengths of light reflected back from it. So...no, matter has color but it can't be color.
It's bad if you slap any person, no matter what color.