Scope64
Real-time LAB Vectorscope for Photography
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12 KB
Ultra lightweight
100%
Free & Open Source
3
Platforms supported
White Balance
Neutral grays should be centered at a=0, b=0
Skin Tones
All skin tones align on the 45° line, regardless of ethnicity
Color Cast
Instantly detect Magenta/Green or Yellow/Blue shifts
Zone System
Tonal Zone Analyzer
Real-time
Live updates at 10 FPS for video analysis
Why LAB?
The LAB color space separates luminosity from chrominance, making it ideal for color correction. The "skin tone line" at 45° is universal and works for all skin colors — a secret weapon for professional colorists.
Use Cases
White Balance
Select a gray/neutral area. If points aren't centered, adjust your white balance.
Skin Tones
Select a skin area. Points should align on the 45° line.
Color Cast
Select the entire image to see the dominant color shift.
Simple Controls
Click
New selection
Space
Switch to Zone System
S
Save screenshot
ESC
Quit
Works everywhere Java runs
Windows macOS Linux