The phrase "abandon colour" is correct and usable in written English.
It can be used in contexts where one is discussing the act of giving up or discarding a particular color or the use of color in a design or artwork.
Example: "In her latest painting, she decided to abandon colour altogether, opting for a monochromatic palette instead."
Alternatives: "discard color" or "forsake color".
In addition he abandons colour in favour of a more direct truth he found in shadow and shade.
Goya abandons colour in the series, believing that light, shade and shadow provide for a more direct expression of the truth.
Derain's dazzling view of the Thames is a masterpiece of fauvism, the avant-garde style in which he and Matisse abandoned all colour conventions to create expressive pictures that vibrate with light and energy.
The bottom straight line seems to be a trade route that was drawn but later abandoned; c Colour image derived from the spectral image cube and d 880 nm NIR image of 'Area 34' on the Selden map in Fig. 1 between Banjarmasin on the island of Kalimantan and Cirebon on Java in Indonesia.
And those of the south, blinded by the excess of colour, abandon reason and produce monsters".
More recently, Prada's Spring/Summer 2014 collection was dominated by graphic faces in primary colours, and Céline abandoned its signature colour-blocking for a line of loud prints in the same season.
Mexican goalkeeper Jorge Campos, who played in the 1994 and 1998 World Cups, abandoned any single colour – and semblance of taste – with a series of outfits he designed himself.
But despite his inability to make out more than vague shapes and colours, he refused to abandon his love of photography - and instead has learnt to adapt his technique.
He visited Antwerp between 1660 and 1670, after which he devoted himself almost exclusively to portraiture, abandoning intimacy and glowing colour harmonies for a careless elegance that suggests the influence of van Dyck.
