white
red
Hemoglobin makes the red color.
The red stand for blood.
For blood.
there is no color combo that makes red. it is a primary color. the color red is actually light reflecting off the obect.
red and white
Red and violet
Color and BIG WORDS.
cold winds
it stands for danger
Yellow combined with purples makes a brownish color. Red and white makes a pinkish color. Red and blue makes a purple-like color. Yellow plus green makes blue.
The color that makes red and blue pop out is often a bright or contrasting shade, such as white or yellow. These colors create a strong visual contrast, enhancing the vibrancy of red and blue. Additionally, using a dark background, like black, can also make both colors stand out more prominently.