The name of the pigment originally made by pulverizing glass coloured with cobalt. Many names are given for this pigment.
Smalt, a 16th century name is probably the oldest.
This colour was Standardised in 1934.
The first recorded use of rose taupe as a colour name in English was in 1924.
Taupe is a dark brown colour in-between brown and grey.
The word derives from the French noun taupe meaning "mole".
The name originally referred only to the average colour of the French mole, but beginning in the 1940s, its usage expanded to encompass a wider range of shades.
Taupe is a vague colour term which may refer to almost any greyish-brown or brownish-grey, but true taupe is difficult to pinpoint as brown or grey.