Turning Images into Live-Blinking Pixel Art Inside Excel (with Python)
Last Updated on December 2, 2025 by Editorial Team
Author(s): Sundar Balamurugan
Originally published on Towards AI.
Turning Images into Live-Blinking Pixel Art Inside Excel (with Python)
Ever thought Excel was just a spreadsheet tool?
Think again. With a bit of Python magic, Excel can become a canvas that displays images — one pixel per cell — and even blinks colors every second.
This article details a creative project called “Color Blink” that transforms Excel into a live LED matrix display utilizing Python. The author explains the steps involved in reducing image dimensions for compatibility, implementing Python scripts to convert these images into pixel art within Excel cells, and finally enabling color changes to create blinking effects. The concluding section discusses the potential upcoming features of a PyPI package inspired by this project.
Read the full blog for free on Medium.
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