Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 2
Darker method: C
Equal score: -0.879979463643
Darker point darker score: -1.06027189294
darker: 2 (eq: False, dd: False), confidence: 1, worker: A14BFNH96MJQH
darker: 2 (eq: False, dd: False), confidence: 0, worker: A3IXQP73TWQX0D
darker: 2 (eq: False, dd: False), confidence: 2, worker: AQAKW9NW6Z61T
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3O8YXPG1HGUH0
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1N274L13ZKKI5
darker: E (eq: True, dd: None), confidence: 2, worker: ABWVRVG5B5OMX (marked invalid)
(0: guessing, 1: probably, 2: definitely)