Re: [tied] Yellow as an PIE word

dmilt1896@... wrote:

> Your general point is well taken, that color discrimiination is
> largely cultural and the ancient languages seem to us impoverished
> in color terms, but I don't understand your point d). Blue is not
> beyond the range of the receptors in my retina, and I doubt that is
> was beyond that of the Greeks and Romans. Certainly they prized
> lapis lazuli (Pliny's 'sapphirum' by his description must be lapis),
> which is a pretty dull rock in black-and-white photos
> William Ewart Gladstone, no less, concluded that the Homeric
> Greeks were color-blind. Do you think Tony Blair has an opinion on
> the question?

if there is not a agreement for colours in PIE because they have been
color-blind, at least there must be an agreement for black & white.
So , which should be the roots for black & white in PIE?
I guess ate least black & white should be the 2 colours the PIE people
could distinguish:-)