# bleu

/ˈbɫu/ (US) · CEFR C1 · Noun

Source: https://englishreference.com/word/bleu
Updated: 2026-05-19

## Definition

a very dark blue color. It is a specific shade that is often used to describe the color of the sky just before it gets dark.

For teachers: a specific shade of dark blue, often associated with the color of the sky at twilight. It is a proper name in French and is frequently used in English to describe a specific pigment or color tone.

## Examples

- The artist used a deep bleu to paint the night sky.
- The interior designer chose a rich bleu for the living room walls to create a calm and sophisticated atmosphere.
- The gallery's collection features several rare paintings that utilize a unique bleu pigment, which was once highly prized for its ability to remain vibrant even when exposed to light for decades.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.