にびいろ 鈍色 LinksSentence search for 鈍色Sentence search for にびいろSentence search for にぶいろSentence search for どんじきKanji details for 鈍 and 色Edit in JMdict Noun, Noun which may take the genitive case particle 'no'1. dark gray; dark greyNoun2. donjiki (clerical dress)Only applies to どんじきOther forms鈍色 【にぶいろ】、鈍色 【どんじき】 Discussions Log in to talk about this word.