Want to modify the pre-blended color? See what separate base colors you would need below.
O5 A (top) is made of brown, white, yellow, and red base colors.
O5 B (second) is made of orange, gray, brown, and green base colors.
O5 C (third) is made of black, gray, red, and orange base colors.
O5 D (forth) is made of red, orange, yellow, gray, and black base colors.
O5 E (bottom) is made of red, gray, black, and yellow base colors.