1. the quality or state of being bluish; a slight or pale blue color or tint

Examples

• The bluishness of the sky deepened as evening approached.
• The old photograph had taken on a bluishness from age and fading.
• She noticed a slight bluishness to his lips, which concerned her.
• The bluishness of the water suggested it was quite cold.
• The artist captured the bluishness of the distant mountains perfectly.
• The bluishness in his complexion indicated poor circulation.