秘色瓷是中國古代越窯青瓷中專為皇室燒造的瓷器，因釉料配方保密而得名，以“如冰似玉”的青碧釉色和精湛工藝著稱。

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Secret-Hue Celadon is a kind of porcelain made for the royal family among the ancient Yue Kiln celadon in China. It is named because the glaze formula is kept secret. It is famous for its "ice-like jade" green glaze and exquisite craftsmanship.