What are the general norms for pale & pastel colours?Which are the colours (generic names) are considered as pale & pastel colours?
There are not specific scientific definitions for pale and pastel colors. In common usage the two words are considered synonyms and this is consistent with their use in color naming. Of the basic color terms, none are exclusively pale, or pastel, colors. Instead, pastels would be colors of any hue that are light and near neutral. You might also look at the Colorcurve and Munsell systems, which both define sets of pastel colors.