colour.models.RGB_COLOURSPACE_DON_RGB_4

colour.models.RGB_COLOURSPACE_DON_RGB_4 = RGB_Colourspace('Don RGB 4',                 [[ 0.69612069,  0.29956897],                  [ 0.21468298,  0.76529477],                  [ 0.12993763,  0.03534304]],                 [ 0.3457,  0.3585],                 'D50',                 [[ 0.64631888,  0.19296024,  0.12501655],                  [ 0.27813723,  0.68785827,  0.0340045 ],                  [ 0.00400197,  0.01799629,  0.80310634]],                 [[ 1.75819127, -0.48659205, -0.25308814],                  [-0.7112839 ,  1.65225302,  0.04076449],                  [ 0.00717743, -0.03459953,  1.24551283]],                 functools.partial(<function gamma_function>, exponent=0.45454545454545453),                 functools.partial(<function gamma_function>, exponent=2.2),                 False,                 False)

Don RGB 4 colourspace.

References

[HutchColorb]