Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.880413790079
Darker point darker score: 0.934325442068
darker: 2 (eq: False, dd: True), confidence: 2, worker: A14BFNH96MJQH
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1LAC2M11NC968
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1HZWAX6XQXIM7
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2TEWO3WJ5YKGG (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A26QZVXO4ZS0ED
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2DTELFC4X0QJQ
(0: guessing, 1: probably, 2: definitely)