Word
Kana: はいいろ Romaji: haiiro Level: N2

灰色

Meaning in English

grey, ashen

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What it means

What does 灰色 mean? 灰色 (haiiro) means the color gray: a neutral, desaturated tone between black and white that resembles the color of ash and is used as a standard color name for surfaces, materials, and visual descriptions.

Main meanings

  • 1. Figurative sense denoting dullness or lack of vibrancy, used to describe mood, atmosphere, or visuals that feel muted or lifeless.
  • 2. Metaphorical use for moral or legal ambiguity—describing situations that are not clearly right or wrong (a "gray area").
  • 3. Descriptive use for hair or fur when it turns gray with age or exposure.

How to use it

Used widely across spoken and written Japanese to name a color in everyday speech, fashion, product descriptions, art, and design; grammatically it functions as a noun and commonly modifies other nouns with の (e.g., "灰色の…"), and it appears in both casual and formal registers though contemporary casual speech may prefer the loanword グレー (guree) for some contexts.

Variants and close terms

  • グレー (guree): loanword 'gray', common in casual and commercial contexts.
  • 薄灰色 (usuhaiiro): 'light gray', a paler shade of gray.
  • 鼠色 (nezumi-iro): 'mouse gray', an older/poetic color name similar to gray.
  • Antonym: 白 (shiro) — 'white'.
  • Antonym: 黒 (kuro) — 'black'.

Composition

  • 灰 (hai): ash, the powdery residue left after combustion; evokes a pale, dusty tone.
  • 色 (iro): color; a common kanji used to denote hues and pigments.

Origin

The compound appears after kanji and Chinese vocabulary were adopted in Japan; the idea of naming a color after ash is longstanding in East Asia, and the written form 灰色 has been used in Japanese texts since classical and medieval periods to label the ash-like hue in textiles, dyeing, and poetry.

Word class

noun (名詞 (meishi)); color name usable as a modifier with の and predicatively with だ/です.

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