| A | ↛ | FrozenColor removed |
| ⇢ | A | Color.__setattr__() added | |
| ⇢ | A | Color.__getattr__() added | |
| A | ↘ | B | _cdata() got worse |
| A | ↛ | Color._init_from_color() removed | |
| A | ↛ | Color._init() removed | |
| A | ↛ | FrozenColor.__hash__() removed | |
| A | ↛ | FrozenColor.from_cdata() removed | |
| A | ↛ | FrozenColor.from_int() removed |