あか
red
A figure stood over the fire with the colour coming off it, and the signal ahead has just gone that way. The same car あか coming up the street as in 赤い: あか.
赤い あかい is the adjective. 赤 on its own is the colour as a noun.
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Emaki is not affiliated with, or endorsed by, Kaishi 1.5k or its authors. The word, reading and meaning come from the Kaishi 1.5k deck, used with their permission. The mnemonic, the note and the kanji breakdown are original work, published under CC BY-SA 4.0.