Recently I was looking for a tool to measure luminosity of a given color and wrote about it here. My objective was to guarantee enough contrast when defining a css color palette for text and background.
Today I came across this on-line tool that is targeted exactly for that purpose. It is called Contrast Ratio:
Hope you enjoy it! Thanks to Lea Verou for her amazing projects!
While preparing my css templates, I find sometimes that the color I am working on needs a dark background or a light background to enhance readability.
So, how do you find out if the color you have reaches the luminosity threshold?
And an explanation of what lum is, in Wikipedia: http://en.wikipedia.org/wiki/Rec._709#Luma_coefficients
I was trying to fix an issue with a css style in Rails. It was driving me nuts. It came from an installed gem, so probably it was deeply rooted in the cache system of Rails. Then I got some help saying that I should clear the cache:
I did it and solved the issue!