Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 2
Darker method: C
Equal score: -0.999848761224
Darker point darker score: -0.936979353517
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1NZVXB0S8DR04
darker: 2 (eq: False, dd: False), confidence: 2, worker: AW0K78T4I2T72
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1NJB5LJJPC7AS
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3799NWTIYKCEV
darker: 1 (eq: False, dd: True), confidence: 1, worker: A3RLTUXIM8TU3K (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: AE808DQDYM9F
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3IPKVTS5K06LP
darker: E (eq: True, dd: None), confidence: 2, worker: A3BCQQ7TPUO8Q2 (marked invalid)
(0: guessing, 1: probably, 2: definitely)