Another potential use case: improved accessibility to mitigate color deficiency.<p>&quot;Help us Test the Adjustments for Color Deficiency&quot;<p><a href="http:&#x2F;&#x2F;blog.jetbrains.com&#x2F;idea&#x2F;2015&#x2F;09&#x2F;intellij-idea-15-eap-help-us-test-the-adjustments-for-color-deficiency&#x2F;" rel="nofollow">http:&#x2F;&#x2F;blog.jetbrains.com&#x2F;idea&#x2F;2015&#x2F;09&#x2F;intellij-idea-15-eap-...</a><p>I was delighted to see this feature. One of those facepalm moments that quickly transitions from &quot;neat!&quot; to &quot;why didn&#x27;t I think of that?&quot;<p>Having an OS level system wide setting might be useful.<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Color_blindness" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Color_blindness</a>