The lace curtains under the cornflower blue brocade were like Brussels wedding veils seen through a magnifying glass.
"Aurora the Magnificent"
Gertrude Hall
The beds and borders crammed with cloves and many-coloured asters, the sweet blue of the cornflower, and the little lobelias.
"A Cotswold Village"
J. Arthur Gibbs
The blue sapphire is of all shades of blue, from cornflower blue to the very palest tints of this colour, all the gradations from light to dark purple blues, and, in fact, so many shades of tone and colour that they become almost as numerous as the stones.
"The Chemistry, Properties and Tests of Precious Stones"
John Mastin