| Clue | Source | Date |
|---|---|---|
| Black, brown or blond, e.g. | Eugene Sheffer | 06 Oct 2026 |
| Hue of a do | ||
| Black, brown or blond, e.g. | Eugene Sheffer | 04 Mar 2024 |
| Blond or black, e.g | Universal | 23 Feb 2022 |
| It may be changed in a salon | Wall Street Journal | 07 May 2016 |
| Ash blond, e.g. | ||
| Ash blond, e.g. | ||
| Witness's observation | ||
| Red or black | ||
| Witness's observation | ||
| Ash, e.g. | ||
| Ash blond, e.g. |