Stroop Test
Choose the ink color, not the word meaning. The test tracks correct answers, wrong answers, accuracy, and average reaction time for this session.
This is a browser-based color-word exercise for self-practice, not a formal or medical assessment.
Color-word interference. Answer the ink color, not the written word.
Prompt
Choose the ink color, not the word meaning.
Choose the ink color
Recent local sessions
Recent sessions are saved in this browser on this device when local storage is available.
What this exercise asks you to do
Each prompt shows a word in a colored ink. Your task is to choose the ink color, even when the written word names a different color.
Use accuracy and average reaction time to compare your own sessions with the same duration on this browser.
Use this result to compare your own sessions, not as a health assessment.
Result boundary
These tools and results are for informational and educational self-practice only. They are not medical advice, diagnosis or treatment.