A powerful colour for moody skies, for adding dark contrast without using black. Originally a shade from natural indigo, the lightfastness is strengthened with synthetic pigments.
Mixing with browns for a blackish hue, with white for purple tinted clouds & so on.
Colour code :
Melt point :
40 x 24 x 11mm
wax and pigment
Phtalocyanin blue, Isoindolinon