Definition of aqua green
1 : a variable color averaging a light bluish green that is bluer, lighter, and stronger than robin's-egg blue (see robin's-egg blue 2), greener, lighter, and stronger than Eton blue, and slightly paler and very slightly greener than turquoise (see turquoise 2b)
2 : a light yellowish green that is greener, stronger, and slightly lighter than pistachio, yellower and paler than apple green (see apple green 2), greener and deeper than ocean green, and deeper than crayon green
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