secondary colour

(British spelling) Any of three colours derived from mixing two primary colours

Japanese Meaning

二次色 - 主要な二つの一次色を混合して得られる色（通常、橙色、緑色、紫色）が指される。

A secondary colour can be made by mixing two primary colours on the palette.

二次色は、パレットで二つの原色を混ぜることで作ることができます。

Sense（1）

(British spelling) Any of three colours derived from mixing two primary colours

Orange (red + yellow), Green (yellow + blue), and Violet/Purple (blue + red) are secondary colours.

secondary colours

（ plural ）