グレーguree

1. no-adjectivegrey; gray
   私の事務所じむしょはあのグレーの６階かい建だてのビルの４階かいだ。↗

   My office is on the fourth floor of that gray six-story building.

• Synonym灰色はいいろNeutralThe kanji-based word for gray, set against the loanword 「グレー」; it can also suggest gloom or shadiness, as in 「灰色の人生」.
• Relatedねずみ色ねずみいろNeutralA bluish dark gray, or mouse gray, with the feel of a traditional Japanese color; 「グレー」 is the loanword for ordinary gray.
• Related薄墨色WrittenA pale gray like diluted ink, with a traditional Japanese-color and literary flavor.

Use 「グレー」 for the color gray or a gray area, as in 「グレーゾーン」; 「灰色」 is the kanji-based way to say it, 「ねずみ色」 a dark mouse gray, and 「薄墨色」 a pale ink gray.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 灰色はいいろ。
2. 白しろでも黒くろでもない曖昧あいまいな状態じょうたい。