颜色或色彩（英語：Color）是眼、脑和我们的生活经验对光的颜色类别描述的视觉感知特征，其名称有红色、橙色、黄色、绿色、蓝色或紫色。
A colour (the colour of the sky at night and a blackbird's feathers) that is created by the absorption of all light and reflection of none; dark and colourless.