lend colour to

lend color to (something)

To embellish or add information or details to an account of something, especially to make it seem more credible or probable. He splashed mud all over his car and clothes to lend color to his story about being in the mountains all weekend. We cannot do anything that will lend color to our opponents' allegations about us.
See also: color, lend

lend (or give) colour to

make something seem true or probable.
1991 J. Rusbridger The Intelligence Game Nothing should be done that would lend colour to any suggestion that it [the Security Service] is concerned with the interests of any particular section of the community.
See also: colour, lend
References in classic literature ?
An apparent return to sanity on his part may lend colour to his accusations, especially if permanent.
He felt that the eyes of Dorian Gray were fixed on him, and the consciousness that amongst his audience there was one whose temperament he wished to fascinate seemed to give his wit keenness and to lend colour to his imagination.
Former Pakistan captains Intikhab Alam, Younus Khan, Aamir Sohail, Moin Khan and Saleem Malik were present to lend colour to the event.
The cricketers did exactly that as we pined for good music and for some more women to lend colour to what looked like a guys' night out.
Three huge grain elevators lend colour to film-set streets where wooden stores are stuffed with western ware.
Three huge grain elevators lend colour to film set streets where wooden stores are stuffed with western ware.
Giraffe-like appearance will lend colour to any race.
The theory was disproved quite recently but there is much more to lend colour to the interesting sales details of the Grade ll* listed property.
He writes: "...an examination of the castle mound in a grove of trees at the back of the existing hall seems to lend colour to the idea of it being the site of a castle, as the remains of a trench and moat are clearly visible.