"CIE Illuminant D Series D55" uses chromaticity coordinates as given in "CIE 015:2004 Colorimetry, 3rd Edition".
@@ -88,7 +88,7 @@ ILLUMINANTS_CIE_1931_2_DEGREE_STANDARD_OBSERVER = CaseInsensitiveMapping({
'B': np.array([0.34842, 0.35161]),
'C': np.array([0.31006, 0.31616]),
'D50': np.array([0.34570, 0.35850]),
- 'D55': np.array([0.33242, 0.34743]),
+ 'D55': np.array([0.33243, 0.34744]),
'D60': np.array([0.321626242047397, 0.337736995955436]),
'D65': np.array([0.31270, 0.32900]),
'D75': np.array([0.29902, 0.31485]),
@@ -146,7 +146,7 @@ ILLUMINANTS_CIE_1964_10_DEGREE_STANDARD_OBSERVER = CaseInsensitiveMapping({
'B': np.array([0.34980, 0.35270]),
'C': np.array([0.31039, 0.31905]),
'D50': np.array([0.34773, 0.35952]),
- 'D55': np.array([0.33411, 0.34877]),
+ 'D55': np.array([0.33412, 0.34877]),
'D60': np.array([0.322986926715820, 0.339275732345997]),
'D65': np.array([0.31382, 0.33100]),
'D75': np.array([0.29968, 0.31740]),
