Red, green, and blue are the three primary colors in the RGB color model, which is commonly used in digital photography.

Mixing red and blue in equal proportions produces purple, a secondary color.

Mixing red and yellow in equal proportions produces orange, a secondary color.

Mixing blue and yellow in equal proportions produces green, a secondary color.

Tertiary colors are created by mixing a primary color with a secondary color.

Mixing red and orange in equal proportions produces red-orange, a tertiary color.

Mixing blue and green in equal proportions produces blue-green, a tertiary color.

Mixing yellow and green in equal proportions produces yellow-green, a tertiary color.

Violet is a tertiary color created by mixing red and blue.

There are six tertiary colors: red-orange, yellow-orange, yellow-green, blue-green, blue-violet, and red-violet.

The complementary color of a primary color is the secondary color created by mixing the other two primary colors. Therefore, the complementary color of red is green.

The complementary color of a primary color is the secondary color created by mixing the other two primary colors. Therefore, the complementary color of blue is orange.

The complementary color of a primary color is the secondary color created by mixing the other two primary colors. Therefore, the complementary color of yellow is purple.

Complementary colors are often used together in photography to create contrast, which can make an image more visually appealing and dynamic.

Purple is a secondary color, not a tertiary color.