Color in Art and Science

§51

Victor Ostromoukhov - Université de Montréal

Efficient Color

Colorimetry: CIE Color Matching

•Match a pure spectral test field w(l) with a reference field: a mixture of red z(700), green y(546.1) and blue x(435.8) of variable intensity

Test

field

w(l)

Reference

field

x(435.8)

y(546.1)

z(700)

T = A + B + C

T + C = A + B

Test

field

w(l)

z(700)

Reference

field

x(435.8)

y(546.1)