FTA: " ... an ordinary person can perceive a million different hues of colors." and "... the hues familiar to trichromats fracture further into more subtle sh

FTA: " ... an ordinary person can perceive a million different hues of colors." and "... the hues familiar to trichromats fracture further into more subtle shades of differences that have not been given names since most of us are trichromats who cannot see these shades and name them." Wait, we have a million named colors? Or a significant fraction of a million? I'm assuming they aren't referring to naming conventions like #ff6600.