Red and green are contrasting colours, and green next to red stands out.
The contrasting color of yellow is not violet, nor indigo, But blue. Not sky-blue, or aqua, but deep blue as seen on the left.
if you mix the primary colour red, withe the secondary colour orange, you will get the tertiary colour red-orange.
The primary colour red added to the secondary colour orange (the result of mixing red and yellow) will result in the tertiary colour red-orange.
Any colour which is not red, yellow or blue is not a primary colour. In terms of light colour, any colour which is not red, green or blue is not a primary colour.
green
Red :D
Contrasting and complimentary colours are the same thing. Green is a secondary colour. You achieved a secondary colour by mixing two of the three primary colour. In this case green is the mixture of Yellow and Blue. The complimentary colour to a secondary colour is the primary colour not used to create it; in this case the complimentary (or contrasting) colour to green is red.
Red and green are contrasting colours, and green next to red stands out.
They are the opposites on a colour wheel.
I believe its because they are the most contrasting colors to the human eyes, but I don't really know
stripe
Absolutely, its a great contrasting look
The contrasting color of yellow is not violet, nor indigo, But blue. Not sky-blue, or aqua, but deep blue as seen on the left.
Red
RED!
Contrasting color and complimentary color mean the same thing. Blue and Orange are contrasting as are red and green. On an artists color wheel six colors are arranged in a circle, red, orange, yellow, green, blue, violet. Colors opposite each other on the color wheel are contrasting or complimentary.