Grammatical changes and spelling

color.md

@@ -3,7 +3,7 @@
 This section talks about how Aseprite manages color.
 
 First of all you need to understand that a specific sprite
-([newly created](new-sprite.md) or [an existent sprite](open.md))
+([newly created](new-sprite.md) or [an existing sprite](open.md))
 has three properties that modify how the sprite is edited and viewed:
 
 * The sprite [color mode](color-mode.md)
@@ -19,11 +19,11 @@ or erase parts of the sprite:
 
 ## Color Mode
 
-Several adjustments and commands works differenly depending on the
+Several adjustments and commands work differently depending on the
 active color
 mode. [RGB](https://en.wikipedia.org/wiki/RGB_color_model) and
 [Indexed](https://en.wikipedia.org/wiki/Indexed_color) are the most
-common modes uses on Internet images.
+common modes used for Internet images.
 
 You should learn more about them in the **[Color Mode](color-mode.md)**
 section.