High Contrast Black & White Converter
Upload your image and convert it to high contrast black & white with adjustable threshold
Click to select image or drag and drop here
Supports JPG, PNG, GIF formats
Original
High Contrast B&W
Threshold Settings
Threshold: 128 / 255
Pixels darker than threshold become black, brighter pixels become white
Swap black and white areas (negative effect)
How to Use
- • Supports common image formats: JPG, PNG, GIF
- • Click the upload area or drag and drop image files
- • Adjust the threshold slider to control black/white balance
- • Check "Invert Colors" to swap black and white areas
- • Click "Create High Contrast B&W" button to apply the effect
- • Creates pure black and white image with no gray tones
- • All processing is done locally in your browser for privacy