Figure 4 | Scientific Reports

Figure 4

From: Prediction of suitable brewing cuppages of Dahongpao tea based on chemical composition, liquor colour and sensory quality in different brewing

Figure 4

Heat map shows colour changes of tea samples during various brewing time. (a) L, H and C values represent colour changes during different brewing times of Zhengyan (A1, A2, A3), Banyan (B1, B2, B3) and Zhouyan (C1, C2, C3) tea samples. (b) Tea infusion colour changes during different brewing time (1–14 brewing times).

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