| 1 | # Palette: duotone |
| 2 | |
| 3 | Two-color limited, poster-like. The constrained palette — only two colors plus a background, used for cultural / cover hero / cinematic poster decks where chromatic discipline carries the page. |
| 4 | |
| 5 | > This file describes **color behavior**, not HEX values. |
| 6 | |
| 7 | ## 1. Compatible renderings |
| 8 | |
| 9 | | Rendering | Notes | |
| 10 | |---|---| |
| 11 | | ✓✓ screen-print | Direct alignment — duotone is screen-print's signature | |
| 12 | | ✓✓ flat | Bold two-color flat | |
| 13 | | ✓ vector-illustration | Two-color vector | |
| 14 | | ✓ editorial | Two-color editorial spread | |
| 15 | | ✓ blueprint | Two-color schematic | |
| 16 | | ✓ pixel-art | Limited-color retro | |
| 17 | | ✓ chalkboard | Pastel two-color chalk | |
| 18 | | ✗ corporate-photo | Photography can't be duotone (unless duotone-graded) | |
| 19 | | ✗ sketch-notes / fantasy-animation / nature / watercolor | Wrong temperament | |
| 20 | | ✗ digital-dashboard / 3d-isometric | Need more chromatic depth | |
| 21 | |
| 22 | --- |
| 23 | |
| 24 | ## 2. Fewshot prompt snippets |
| 25 | |
| 26 | **Snippet A — applied to a screen-print cover poster** |
| 27 | |
| 28 | > [...rendering paragraph...] Color behavior is duotone: deep navy `#1E3A5F` carries the lower 55% as a confident block including the silhouette of a stylized mountain. Burnt orange `#C2410C` carries the upper 45% as the sky, with one small near-white circular sun (under 3%). Only these two colors appear in the composition — no third hue. Halftone dot texture at the horizon between the two color zones. Slight color misregistration adds silkscreen authenticity. [...container guidance...] |