赤あか色いろalso: せきしょくあかいろCommon word›Freq.FrequencyTop 10,000Meanings1noun, noun which may take the genitive case particle 'no'red; red colorGeneral term for the color red; can be used as a noun or adjectivally with の. The reading あかいろ is more casual, while せきしょく appears in formal or technical contexts.赤あか色いろのペンで名な前まえを書かいてください