Vincent read everything he could on Delacroix's colour theories, which uses opposite colours on the colour wheel a combination which gives high contrast and high impact, for example: red and green , or blue and orange.

文森特阅读了所有他能读到的关于德拉克罗瓦的色彩理论，他在色轮上使用相反的颜色，这种颜色的组合具有高对比度和高冲击力，例如：红色和绿色，或蓝色和橙色。