Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.0658150951552
Darker point darker score: 0.948171656324
darker: 1 (eq: False, dd: True), confidence: 0, worker: A1LAC2M11NC968
darker: E (eq: True, dd: None), confidence: 1, worker: A2DNSD743W4OC2
darker: 1 (eq: False, dd: True), confidence: 2, worker: A6KUVG49ZZ40M (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 0, worker: A1Z7QTDFX7ZM2O
darker: E (eq: True, dd: None), confidence: 2, worker: A8M21O74D3SFU
darker: 1 (eq: False, dd: True), confidence: 1, worker: A1NO4LG6KGOGFD
darker: 1 (eq: False, dd: True), confidence: 2, worker: A39SAJGZKMYJE9 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 1, worker: A14VYU4RTNHD1D
darker: E (eq: True, dd: None), confidence: 2, worker: A1TIL0S71V1JA0
(0: guessing, 1: probably, 2: definitely)