The sky up here was so blue, a pure almost azure blue.

"Oh Mama" is pure vocal blues, accompanied by a saxophone.

Eyes the pure blue of a summer sky regarded her with a warmth that whispered of days and nights spent in her arms.

Laura drew back, staring up into the pure blue of his eyes.

It sparkled in the pure blue of his eyes.

How could a monster look at her with eyes the pure blue of heaven?

Up above, the pure blue of the sky was beginning to fade, a long, low purple band of cloud coming in off the sea.

The sky was the pure deep blue of the desert Southwest.

A pure blue is not pleasurable because it reminds us of clear skies, as Price supposed, but because of the experience itself.

The pure, heart-wrenching blue of powerguns firing saturated the roadcut.