Images that combine complement colors, almost exclusively.
When stating a color is X/Y below it means its a shade between the two colors, like how aqua is between blue and green.
Complement color combinations:
Red - Green
Red/Orange (vermilion) - Aqua
Orange - Blue
Orange/Yellow (amber) - Blue/Purple (violet)
Yellow - Purple
Yellow/Green (chartreuse) - Purple/Red (magenta)
