| Clue | Source | Date |
|---|---|---|
| Photoshop color effect | New York Times | 18 Mar 2017 |
| Photoshop color effect | ||
| Bicolor picture | Thomas Joseph | 19 Oct 2015 |
| In two hues | ||
| Black-and-tan, say | ||
| Two-color | ||
| Two-hued picture | ||
| Bicolor | ||
| Designating a certain color effect. | ||
| Color effect in printing. |