Contrast Tool

Professional contrast adjustment with advanced controls

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Professional Contrast Tool

Enhance image contrast with precision controls and intelligent algorithms

Click to select an image or drag and drop
Supported formats: JPEG, PNG, GIF, WebP (Max: 20MB)

Contrast Adjustment

Low Normal High
Automatically analyze and optimize contrast

Advanced Options

Contrast adjustment method
Maintain fine image details
Use highest quality settings

Live Preview

Original

Upload image to preview

Contrast: --
No adjustment

Adjusted

Adjust contrast

Contrast: --

Contrast Adjustment Guide

Adjustment Algorithms

  • Linear: Standard mathematical contrast
  • Sigmoid: Smooth, natural curve adjustment
  • Power: Gamma-like exponential adjustment
  • Adaptive: Context-aware local contrast

Tone Controls

  • Main Contrast: Overall contrast adjustment
  • Shadows: Dark area enhancement
  • Highlights: Bright area control
  • Detail Preservation: Protect fine details

Smart Features

  • Auto-enhance: Intelligent analysis
  • Histogram Analysis: Tonal distribution
  • Live Preview: Real-time feedback
  • Quality Presets: Quick adjustments

Professional Tips

  • Low contrast photos: +20 to +40 contrast
  • Flat images: Boost shadows and highlights
  • Use adaptive mode for complex scenes
  • Preserve details for portrait photography