Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.0661132455602
Darker point darker score: 0.142132157205
darker: 2 (eq: False, dd: False), confidence: 0, worker: A3CB0SM114NJVL
darker: E (eq: True, dd: None), confidence: 2, worker: A2DCLU4B46AB1U
darker: 1 (eq: False, dd: True), confidence: 1, worker: A2LT5VXO2LS0UL
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1L3348HFKSWBJ (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A2VVSQ1PSXKGVE
darker: E (eq: True, dd: None), confidence: 2, worker: A1IOJ2LGMGISYM
(0: guessing, 1: probably, 2: definitely)