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Grayscale Image
Convert an image to black and white.
🔒 Processed locally with canvas. Your image never leaves your device.
Click to choose an image, or drag & drop here.
About
Each pixel's gray value uses the luminosity formula (0.299R + 0.587G + 0.114B), which matches how the eye perceives brightness. Intensity blends between the original and full grayscale.