3Blue1Brown

3Blue1Brown
The channel name and logo reference the color of Grant's right eye, which has blue-brown sectoral heterochromia. It also symbolizes the channel's visual approach to math.
Born
Grant Sanderson
OccupationYouTuber
YouTube information
Channel
Years active2015–present
GenresMathematics, Education
Subscribers8.15 million
Views725 million
Last updated: March 5, 2026
Websitewww.3blue1brown.com

3Blue1Brown is an educational YouTube channel created and run by Grant Sanderson. The channel focuses on teaching higher mathematics from a visual perspective, and on the process of discovery and inquiry-based learning in mathematics, which Sanderson calls "inventing math".

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