Klein blue

This is the blue I've been obsessed with for quite some time now. Just full of wonder.

Monochrome bleu sans titre (IKB 45), 1960, 27 x 46 cm.

Here's a look at Yves Klein's blue monochromes. A new square bearing his name will be inaugurated this week in Paris 14e. The colour above became known as "International Klein Blue" (IKB).