Spreadsheet: 3d2eac66-4f84-4daf-8eac-f4f82d076760
Sheet: Calculation

 |  |  |  |  |  |  |  |  |  |  |  | gamma
Companded
Vectors |  |  |  |  |  |  |  | Normalized |  |  |  |  |  |  | gammafied |  |  |  |  |  |  | XYZ |  |  |  |  |  |  | xyY
100/100 | R | G | B | Y | C | M | W | R | G | B | Y | C | M | W | R | G | B | Y | C | M | W | R | G | B | Y | C | M | W | R | G | B | Y | C | M | W
R' | 235 | 16 | 16 | 235 | 16 | 235 | 235
G' | 16 | 235 | 16 | 235 | 235 | 16 | 235 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.2126729 | 0.7151522 | 0.072175 | 0.9278251 | 0.7873272 | 0.2848479 | 1.0000001
B' | 16 | 16 | 235 | 16 | 235 | 235 | 235 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.0193339 | 0.119192 | 0.9503041 | 0.1385259 | 1.0694961 | 0.969638 | 1.08883
100/75
R' | 215 | 97 | 71 | 233 | 121 | 202 | 235
G' | 75 | 231 | 71 | 233 | 231 | 99 | 235 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.210766529602073 | 0.7142772460761858 | 0.0688860567947474 | 0.9191596921608755 | 0.7938867139654794 | 0.2732880855761338 | 1.0000001
B' | 75 | 97 | 161 | 112 | 231 | 202 | 235 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.07074668758423083 | 0.2137309023785577 | 0.3661217435853569 | 0.2803547881546341 | 1.028059995246584 | 0.6789212602135147 | 1.08883
100/50
R' | 191 | 134 | 77 | 233 | 161 | 178 | 235
G' | 95 | 224 | 77 | 233 | 224 | 121 | 235 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.2027371233356544 | 0.7033090524648669 | 0.0666702944475674 | 0.9335066411951707 | 0.7786325458333361 | 0.276100402541451 | 1.0000001
B' | 95 | 134 | 126 | 156 | 224 | 178 | 235 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.1154218472483757 | 0.3413047196024213 | 0.2042162965034995 | 0.4692562705208524 | 0.9555927981443223 | 0.50743747376842 | 1.08883
75/100
R' | 180 | 16 | 16 | 180 | 16 | 180 | 180
G' | 16 | 180 | 16 | 180 | 180 | 16 | 180 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.1096391414624481 | 0.3686820146007365 | 0.03720833747530687 | 0.4783211560631845 | 0.4058903520760433 | 0.146847478937755 | 0.5155294935384914
B' | 16 | 16 | 180 | 16 | 180 | 180 | 180 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.009967194678404371 | 0.06144698524914134 | 0.4899097423895776 | 0.07141417992754572 | 0.551356727638719 | 0.499876937067982 | 0.5613239223171234
75/75
R' | 165 | 77 | 58 | 180 | 95 | 156 | 180
G' | 60 | 176 | 58 | 180 | 176 | 80 | 180 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.1089666860645637 | 0.3624019188321843 | 0.03915612246724919 | 0.4841555797649629 | 0.4021568757592017 | 0.1444950007427112 | 0.5114148849599524
B' | 60 | 77 | 126 | 88 | 176 | 156 | 180 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.03878814512039938 | 0.1118315077679881 | 0.2001083828069113 | 0.1482340866118154 | 0.520085944577859 | 0.3478675353068266 | 0.5568438135065635
75/50
R' | 147 | 104 | 62 | 178 | 123 | 139 | 180
G' | 75 | 171 | 62 | 178 | 171 | 95 | 180 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.1057444837942845 | 0.3547919097275166 | 0.03689293445246841 | 0.4777341043018004 | 0.3930829628926147 | 0.1455479676178405 | 0.5114148849599524
B' | 75 | 104 | 99 | 121 | 171 | 139 | 180 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.06119922887443188 | 0.1734879870314735 | 0.1075137536170672 | 0.2468058225981798 | 0.4815198742071605 | 0.2704289694243167 | 0.5568438135065635
50/100
R' | 126 | 16 | 16 | 126 | 16 | 126 | 126
G' | 16 | 126 | 16 | 126 | 126 | 16 | 126 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.04397348141111305 | 0.1478690137427787 | 0.0149233213110231 | 0.1918424951538917 | 0.1627923350538018 | 0.05889680272213615 | 0.2056625440544133
B' | 16 | 16 | 126 | 16 | 126 | 126 | 126 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.003997589219192095 | 0.02464482873160326 | 0.1964903834774177 | 0.02864241795079535 | 0.221135212209021 | 0.2004879726966098 | 0.2239315254496143
50/75
R' | 115 | 58 | 44 | 126 | 69 | 110 | 126
G' | 44 | 123 | 44 | 126 | 123 | 58 | 126 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.04433844692613789 | 0.1465640948704467 | 0.01702806251239782 | 0.1943267445927016 | 0.1619284561183783 | 0.05992650698432792 | 0.2056625440544133
B' | 44 | 58 | 88 | 64 | 123 | 110 | 126 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.01607006940022127 | 0.04851227105279825 | 0.07849113641335982 | 0.06135169993380481 | 0.2088545840300638 | 0.1435244163803316 | 0.2239315254496143
50/50
R' | 104 | 75 | 47 | 123 | 88 | 97 | 126
G' | 55 | 121 | 47 | 123 | 121 | 69 | 126 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.04418735617986726 | 0.148296521392097 | 0.01716076611097676 | 0.1859718670657553 | 0.1642439959909361 | 0.05871506698676919 | 0.2056625440544133
B' | 55 | 75 | 71 | 86 | 121 | 97 | 126 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.02659606842299294 | 0.07238599643649193 | 0.04463672725799369 | 0.09902776560654311 | 0.2013167824037709 | 0.1044705697528233 | 0.2239315254496143
Color checker
R' | 116 | 187 | 95 | 94 | 127 | 96 | 208 | 77 | 186 | 97 | 152 | 213
G' | 87 | 142 | 121 | 109 | 126 | 178 | 122 | 95 | 88 | 69 | 178 | 154 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.09553341547559342 | 0.3361348555501377 | 0.1770289878874537 | 0.1247242324738063 | 0.2224529619359954 | 0.4074125871042815 | 0.2950937802579051 | 0.1087048083519516 | 0.1844748475528394 | 0.06098286708911006 | 0.4315422940396683 | 0.4114657531654295
B' | 76 | 127 | 149 | 74 | 166 | 163 | 60 | 161 | 100 | 107 | 72 | 54 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.06360120424983792 | 0.2447540973017526 | 0.3241685130904988 | 0.06590073722081777 | 0.4203441025486431 | 0.4341917168121637 | 0.06445668231376744 | 0.372581139712267 | 0.1264092197224939 | 0.1343299356722545 | 0.10967111051048 | 0.07604659100504349
Color checker patterns
(16-235) |  |  |  | BT.709 color matrix |  |  |  | BT.601 color matrix
R' | G' | B' |  | 0.4124564 | 0.3575761 | 0.1804375 |  | 0.3935891 | 0.3652497 | 0.1916313
116 | 87 | 76 |  | 0.2126729 | 0.7151522 | 0.072175 |  | 0.2124132 | 0.7010437 | 0.0865432
187 | 142 | 127 |  | 0.0193339 | 0.119192 | 0.9503041 |  | 0.0187423 | 0.1119313 | 0.9581563
95 | 121 | 149
94 | 109 | 74
127 | 126 | 166
96 | 178 | 163
208 | 122 | 60
77 | 95 | 161
186 | 88 | 100
97 | 69 | 107
152 | 178 | 72
213 | 154 | 54
 |  |  |  |  |  |  | e | k
dE94 |  |  | D65 | 0.95047 | 1 | 1.08883 | 0.008856 | 903.3 |  |  |  |  |  |  |  | [NAME] for EBU color grading
reference | X | Y | Z | xr | yr | zr | fx | fy | fz | L | a | b | sl | sc | sh | u' | v' | delu' | delv'
 |  |  |  |  |  |  |  |  |  |  |  |  | 1
 |  |  |  |  |  |  |  |  |  |  |  |  | 1
 |  |  |  |  |  |  |  |  |  |  |  |  | 1
 |  |  |  |  |  |  |  |  |  |  |  |  | 1
 |  |  |  |  |  |  |  |  |  |  |  |  | 1
 |  |  |  |  |  |  |  |  |  |  |  |  | 1
 |  |  |  |  |  |  |  |  |  |  |  |  | 1
 |  |  |  |  |  |  |  |  |  |  |  |  | 1
 |  |  |  |  |  |  |  |  |  |  |  |  | 1
 |  |  |  |  |  |  |  |  |  |  |  |  | 1
 |  |  |  |  |  |  |  |  |  |  |  |  | 1
 |  |  |  |  |  |  |  |  |  |  |  |  | 1
 |  |  |  |  |  |  |  |  |  |  |  |  | SL | Sc
 |  |  |  |  |  |  |  |  |  |  |  |  | 1 |  |  | Measured
measured | X | Y | Z | xr | yr | zr | fx | fy | fz | L | a | b |  |  |  | u' | v'
[NAME] | Lbar' | C1 | C2 | cbar | G | [NAME]' | a2' | c1' | c2' | cbar' | h1' | h2' | hbar' | T | delh' | delL' | delC' | delH' | SL | Sc | Sh | deltheta | Rc | Rt | dE
Measured gamma LUT
normalized luminance | bracket high | bracket low | gamma high | [NAME] | gap ratio | interpolated gamma | interpolated stimulus
0.001
0.002
0.003
0.004
0.005
0.01
0.015
0.02
0.025
0.03
0.035
0.04
0.045
0.05
0.055
0.06