Interactive lab

Guess the Contrast

Look at a color pair and guess whether it passes WCAG AA for normal text. Then check your guess against the real contrast ratio. Most people guess wrong more often than they expect.

Try it

Play a Round

Would this pass WCAG AA for normal text (4.5:1)? Guess before you check the math.

Score: 0 / 0

Sample Text

This is what body copy looks like in this pairing.

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