第三组用紫色颜料。

A third set used a purple pigment.

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另一方面，红紫色颜料吸收了绿光而只留下红光和蓝光，就使我们看见了红紫色。

Magenta on the other hand, takes out green leaving only red and blue which we see as magenta.

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棕、黄、红、橙、紫色蛋彩颜料分别倒入5个盘子

Pour tempera paint into five different bowls: one brown, one yellow, one orange, one red and one purple.

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