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Free Colour Blindness Test

10 Ishihara-style plates · Tests red-green & blue-yellow deficiency · Results in under 2 minutes

10
Test plates
8%
Of men affected
~2 min
Time to complete
🔴 Red-Green (most common)Difficulty distinguishing reds from greens. Affects ~8% of men and 0.5% of women.
🔵 Blue-Yellow (rare)Difficulty with blues and yellows. Affects less than 1% of people equally across genders.
📱 How it worksEach plate shows coloured dots forming a number. What you see (or don't) reveals your colour vision.
⚠️ Screening onlyThis is a wellness screening tool. For clinical diagnosis, see a qualified optometrist.

Screen brightness affects results. Set your screen to full brightness for the most accurate reading.

Plate 1 of 10
What number do you see?
🎉
Normal Colour Vision
Your results suggest normal colour vision across all plates.
9/10
correct

Diagnosis

Plate by Plate

What Next?

This test screens for the most common types of colour deficiency. For a definitive clinical diagnosis — especially if results concern you — book an appointment with an optometrist. They use a full 38-plate Ishihara test and additional examinations.

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