See if your app lets you change the white background to a shade of cool yellow.

尝试着看一下你的app软件是否允许你把白色背景换成酷酷的黄色。

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Notice that the yellow fields inside of the heart appear paler than the fields forming the contour of the heart, which appear to be a darker shade of yellow/orange.

你可以看到图中心形里边的黄色比构成心形轮廓的颜色更浅一些，心的轮廓好像是颜色更深的黄或橘黄。

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The Marianos' house, still that horrid shade of phlegm yellow with a plastic deer guarding the front walk, was on the bend.

路拐弯处，是马里亚诺的家，依旧笼罩着一片恐怖的痰黄色，一只塑料鹿守卫着屋前的走道。

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But on this Saturday, Mr. Muytjens saw two vintage table chairs, each in a different shade of yellow, and instantly fell head over heels.

WSJ: Making a Rare Impulse Purchase

But other research suggests that seeing color can be something like tasting foods -- a pleasant flavor for one person may be too bitter or salty for another, just like a single shade of yellow could be seen as pretty or putrid by different people.

CNN: Is 'red' the same to all creatures?

Recently I have been leaning toward an elephant shade and combining it with a 1950s citron yellow or pea green for a slightly Babar effect.

WSJ: Fifty Shades of Not Gray | Living Well