Create a complete monochromatic color palette system to maximize lead generation for {{target_audience}} in the {{industry}} industry, using a {{tone}} brand personality, following WCAG 2.1 AA accessibility standards. Outputs:
- Color strategy, primary/secondary/semantic palettes, tint/shade scale
- Dark mode adaptation, approved/forbidden color pairings
- Gradient definitions and application examples for UI, marketing, data visualization, print
Max 1800 words. All color values must be accurate across HEX, RGB, HSL, CMYK, Pantone.