Just because… I like these things + haven’t seen this on the site with such accessibility.
Hints:
Make sure the colour code (?) is within the annotation code – this will have to be done manually through the text editor. It seems to be pushed out by default upon the creation of an annotation.
Red
Blue
Yellow
Orange
White
Green
White font, green highlight
Brown, italicised
Steel blue
White font, red highlight
Lilac/pale blue font, cream highlight
Wsu released Useful Colours (Syntax Highlighting) on Sun May 24 2015.