Blue and red are the primary colours that combine to form purple or violet. Red and blue are the primary colours. To obtain a violet or purple colour that does not appear murky, one must use the proper blue and red hues.
When mixing red or blue paint, it is essential to be aware that these colours contain additional pigments. To prevent this muddiness in the violet colour, it is necessary to locate the proper blue and red pigments. For instance, one should select a red paint that lacks yellow pigment and is closer in hue to dark pink. Similarly, one should use a blue paint that does not contain any pigments like yellow, red, or green. One can also create a pure violet hue by combining the paint colours marked as warm red and cool blue.