Cobalt Blue is just one of the bright and exquisite Professional Watercolours from A J Ludlow. Being based on a single pigment with excellent permanence and light fastness, ensures that this watercolour’s properties are exceptional.
Cobalt Blue watercolour is prepared using the mixed metal oxide inorganic pigment, cobalt (II) aluminate, which gives the watercolour its bright and intense blue colour excellent light fastness and transparency.
Cobalt blue is considered one of the traditional pigments for watercolour and is generally regarded as a neutral blue, with respect to colour “temperature”.
Pigment Details: Cobalt Aluminium Oxide / Colour Index
Pigment Blue 28 ( C.I. PB28)
