What does the colour match measure?

Correct answers and average response time. Name the ink, not the word.

How do I do well on the colour match?

A word such as BLUE appears, printed in another colour. Choose the colour of the ink, not the word. You have 45 seconds to answer as many as you can. This is a demonstration of a well-known effect in psychology, not a clinical assessment of attention.

Is my score saved, and can I compare it?

Your best score is stored on your own device, so you can come back and beat it. 45 seconds. Take it a few times before trusting one number.

Mondo Knows Challenges

Colour Match

A colour word appears, but it is printed in a different colour. Your job is to pick the ink colour and ignore what the word says. This is the classic Stroop task, and it is surprisingly hard because reading is automatic.

🎨 Measures: Correct answers and average response time45 seconds

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How it works

A word such as BLUE appears, printed in another colour.
Choose the colour of the ink, not the word.
You have 45 seconds to answer as many as you can.
Speed and accuracy both count.

Worth knowing

This is a demonstration of a well-known effect in psychology, not a clinical assessment of attention.

Other challenges

Mental Math SprintSixty seconds of quick arithmetic.Number RecallRemember the digits, then type them back.Reaction Time TestHow fast can you react when the screen changes?Memory SpanHow many items can you hold in your head at once?

Questions people ask

What does the colour match measure?: Correct answers and average response time. Name the ink, not the word.
How do I do well on the colour match?: A word such as BLUE appears, printed in another colour. Choose the colour of the ink, not the word. You have 45 seconds to answer as many as you can. This is a demonstration of a well-known effect in psychology, not a clinical assessment of attention.
Is my score saved, and can I compare it?: Your best score is stored on your own device, so you can come back and beat it. 45 seconds. Take it a few times before trusting one number.

Facts behind the colour match

LCD displays control light passage using liquid crystals and polarizing filtersVoltage applied to liquid crystals rotates light polarization to create pixels Standard traffic signals arrange red at top and green at bottomVertical light positioning assists colour-blind drivers across international roads High-visibility waistcoats reflect headlight beams and absorb UV lightFluorescent dyes convert ultraviolet rays into bright visible light for workers